Stepper Motor Telescope Focuser

Fast optics and modern camera devices require automatic focusing in. Do not be fooled by its size! This device can easily lift more than 6kg (212 ounces) of imaging equipment when the telescope points to the zenith! This stepper motor is a high resolution geared stepper. Stepper motor focus control The new focuser for the 10" scope has a 10:1 fine control, and very little torque is required to rotate the fine control knob. 11b/g compatible,. Buy Focuser Control in lunaticastronomical. 5" Feather Touch and 4. 1 degree step size, easily lifts 8 pounds. Optec engineers have developed a new, low profile, yet extremely robust 3-inch focuser for telescope installations where back-focus is at a premium. I would put a Bahtinov mask on the scope and use the fine focus knob to dial it in. For the very popular SC telescopes of the Celestron brand, numerous solutions from different suppliers have been available. Hi Folks, I'm just about to undertake the popular Ascom focuser project and am planning to use the Nema17 PG27 geared stepper. Check out Tring Astronomy Centre for a range of focusers and focuser upgrades for astronomy telescopes. Primaluce Lab Sesto Senso V2 Robotic Stepper Focus Motor (5) £269. 1 so it is being given no more than 100-150mA. Jim's Mobile, Inc. Download SGL Focuser Control for free. The electronics and stepper motors are enclosed in a compact sized box. Fits Baader Diamond Steeltrack Focusers If you have upgraded your Diamong Steeltrack with a 2" clicklock S58 EP holder or if you use an adapter to a thread (ie, T-2, M48, or M68) the metal magnet ring is an alternative to the simple magnet holder that is included with the Steeldrive II Motor Focuser. Buying Request Hub makes it simple, with just a few steps: post a Buying Request and when it's approved, suppliers on our site can quote. Our product range includes German Equatorial and Fork Mounts, GoTo Controllers for steppers and servo motors, accessories, custom OTAs and solutions for complete robotic observatories. Rigel nSTEP Stepper Motor for Focusers. The USB connector is on the bottom, and the temperature sensor and power both plug in on the right. Focus fast, reliable and accurate your telescope using a stepper or dc motor and this controller. The objective of the SharpSky focuser project was to design and build an ASCOM compliant low cost absolute focuser with a manual scope side control option. This “Handy” stepper motor unit works exclusively on the Focuser Boss II electronic focuser. Version3: Same features, more powerful motor outputs, in a very compact size! Dual Motor Focus brings a decade of experience in astrophotography and telescope focusing concepts. Motor, hand controller, motor bracket, attachment hardware, and coil cable included. My telescope uses a Moonlight focuser like the one shown here. We are pleased to be able to offer the Starlight Instruments Focuser Boss II Electronic Focusing Control Kit for digital focusing of our telescopes. Included coupler has 4mm. At first, I roughly planned to use a motor, whose speed could have been regulated by the user, to let the focuser knob rotate. INDEXED REMOTE FOCUS CONTROLLER. Pegasus Astro Dual Motor Focus Controller (DMFC) Premium kit. This describes a little project to build a simple and multipurpose Stepper Motor controller based on an Arduino, a stepper driver and a Bluetooth transceiver, all cheap and easy to build. ) Power Supply: 11 to 15 V DC 2Amp (Tip positive) Gear Ratio: 705 *8" Dovetail Bar SynScan Hand Control. 25Kg Payload. 2 A 'C' language program for testing Kerr PIC step motor control boards. Delivery estimates are approximations. This powerful Motor Focus Kit enables both fast and accurate telescope focusing. Check out Bizrate for great deals on popular brands like Celestron, Jim's Mobile (JMI) and Konus. If the whole HSM assembly rotates while the motor is moving, it's likely the tiny set screw is loose right below the focuser. The concept in Figure 4 achieves this. myFocuserPro2 is an ASCOM telescope focuser. Remote electronic focus for telescope (DIY. High Resolution Stepper Motor with Dual Port DRO Display Controller ($685. This eliminates the backlash (and potential cause of defects) induced by gearboxes which would have to be used with lower power motors. 06 degree step size. Version 2 of the myFocuser Project. FeatherTouch 2" Crayford Focuser for Meade Celestron SCT Telescopes. From the serial console in the Arduino software type ":R2#:Ms#" - this starts the Dec motor moving. Since I am using the stock focuser for my Sky-Watcher Quattro 8-CF (and it’s a solid focuser at that), I did not really want to change focuser mid-season, so I did some research and landed upon the PrimaluceLabs Sesto. I am new to this forum and today i just got stepper motor from my old printer (mitsumi m42sp-6tg , 10om). Using microcontrollers, you control thr input pulse duration, duty cycle, period , etc so that you get precised speed, or angle. Try Prime Hello, Sign in Account & Lists Sign in Account & Lists Orders Try Prime Basket. The Telescope Focus Controller was designed to allow computer control of the telescope focus position through a serial port. Precise focusing is essential, our focusers are available in Crayford and electric and suit 1. Just pick the options you need in these 4 categories: OTA Flange, Drawtube, Focus knob/motor, and Color. Stepper motor mounted on focuser via flexible shaft coupler. it is compatible to most iOptron later version mounts. Gemini Integra85 is the 2nd generation of our integrated focuser-rotators. DC motors or Stepper motors. RIGEL Systems Stepper Motor, USB nStep Focus Controller with BUTTONS and free temperature sensor and Installation Kit for the Newtonian version of the Baader Steeltrack focuser (model 2957030). If it is stiff, a larger motor with a larger current supply would improve performance. New focus motor for Celestron telescopes Pates PiKonTelescope AMATEUR ASTROPHOTOGRAPHY. Focuser Bracket William Optics FD80 Rack and Pinion Telescope Focuser 1. Stepper motor High precision. Stepper motors can be used in a wide variety of hobby applications: searchlights on small boats & cars, video camera positioning, radio antenna control, controls operating through waterproof housing, telescope control where the azimuth, elevation & focus ust be variedm independently, moving table positioning. the telescope focusing tube and adjust its position. 144 arc sec (or 9. 5" FeatherTouch Focuser. The Best Focus Position is then determined and the stepper motor automatically moves the focuser to this Position This technique allows accurate determination of the best focus position by moving the focuser in one direction which eliminates issues such as backlash and mirror flop, which are found on many telescope focus mechanisms. belt from a counter shaft that is coupled 1:1 to a stepper motor. I used the following parts: Aluminum 50 tooth MXL pulley with 15 mm bore Aluminum 30 tooth MXL. This motor has a built-in temperature thermistor for temperature control through the. 06mm) Weight: 560g: Material: Aluminum AL6061: Coating: Anodizing: Input power: DC 12V: Control: Hand controller, Stand-alone PC Program, ASCOM Driver: Compatibility. Pegasus Astro Dual Motor Focus Controller (DMFC) Premium kit. Orders billed to PayPal, other digital wallets (e. 00 ** International Free Shipping Applies ** Never should you worry about achieving razor sharp focus again! With Pegasus Astro DMFC, you could empower your telescope with motorised focuser capability and with the right. This set screw needs to be tightened so the focuser's collar does not rotate. How Auto Focus Works. Telescope and Accessories:. The evolution of technology in astronomy requires a system which will assist the focusing of the telescope with great accuracy. They can cost a lot of money and most of the cost is unnecessary. I ran the four wires from these two motor ports to the pins of a female DB9 connector. Advanced drive technology goes intergalactic - Modern astronomy is struggling with the same problems as the first celestial explorers did centuries ago. The electronics and stepper motors are enclosed in a compact sized box. This stepper motor gives you powerful precise auto-focusing without any fussing with extra tools. Add to Cart. Hand Controller - sends focusing commands to the stepper motor; The Focuser Boss II digital focuser can be controlled through any ASCOM compliant software, such as Maxim DL, FocusMax, SG Pro, and CCD Soft. myFocuserPro2 is an ASCOM telescope focuser. A manufacturer of premium of traditional Crayford style focusers and Worm drive 2 axis rotating focusers. Pegasus Astro Dual Motor Focus Controller (DMFC) Premium kit. Review iOptron null. My scope is a 10" dobsonian design from Berry's book. Focuser Controllers. 5" Hexafo £508. I already had the other parts - a small breadboard, RJ-45 (ethernet) socket, a thermistor (just salvaged one from a broken PC's PSU; or one can order 10 pieces for 1$ from ebay), and a resistor of the same. Find the cheap Focuser Motor, Find the best Focuser Motor deals, Sourcing the right Focuser Motor supplier can be time-consuming and difficult. Buying Request Hub makes it simple, with just a few steps: post a Buying Request and when it's approved, suppliers on our site can quote. If the whole HSM assembly rotates while the motor is moving, it's likely the tiny set screw is loose right below the focuser. The board needs to be scriptable (batch or script) so it can be addressed by CCDAutopilot automation software. Do not be fooled by its size! This device can easily lift more than 4kg of imaging equipment when the telescope points to the zenith! This stepper motor is a high resolution geared stepper motor (Step Angle 7. 11b/g compatible,. Description. The new kits offer the ability to motorize your camera or telescope focus ring with Rigel System's powerful stepper motor for the ultimate in accurate auto-focusing. The LIMPET controller can be purchased as a stand-alone unit to use with an existing motorized focuser or a complete set sold as the "Seletek LIMPET kit" which includes the LIMPET controller, a stepper motor, brackets and a stepper motor connection cable. This stepper motor gives you powerful precise auto-focusing without any fussing with extra tools. The only other interesting thing it does is when I'm within 1/2 second of stopping the PWM signal, I throw a HIGH onto the half-step pin on the stepper driver. Shop for all of your focuser parts and accessories to perfect the operation of your telescope. It has been a good solution that I have adapted to Newtonians, SCTs, refractors, and even SLR lenses. Featuring a 2 drawtube, the Antare Low-Profile Dual-Speed Hybrid SCT Focuser comes with a 1. ) Power Supply: 11 to 15 V DC 2Amp (Tip positive) Gear Ratio: 705 *8" Dovetail Bar SynScan Hand Control. Focus Motors Viewing 1 - 8 of 8 PlaneWave Instruments EFA Kit Electronic Focuser for CDK24 Telescope. MicroTouch Shuttle. March 2, 2016 - Sitech controllers now offer Bluetooth connectivity. 95) and just swap the usb-nSTEP between them. The "Mandel" additional motor kit includes a motor with timing sprocket, a 19" timing belt to attach around lens, and a set of mounting brackets. 5, Deg 120, Gear Ration 1:120). We provide manual and fully automated options. The Temperature Sensor is used to compensate the focuser for changes in temperature. Electronics and stepper motor are enclosed in a compact sized box. To obtain stable positioning of the tertiary, there is also a brake that clamps the table in place. This easy-to-install RA motor drive compensates for the Earth’s rotation, so the telescope tracks a star’s movement through the night sky from east to west. The board needs to be scriptable (batch or script) so it can be addressed by CCDAutopilot automation software. Focusing by remote control is considered to be mandatory by many serious imagers. Based on the same proven controller as the GCUSB_nSTEP and the GC USB-ST4 the unit allows for: 1) ASCOM driver for XP/Vista/W7 32 and 64bit, MAC OSX support by StarkLabs. Focus is precisely controlled by a stepper motor acting though a lead screw, lever arm, and flexure system, as shown. It's honestly just for show. This driver provides both telescope and focuser interfaces each of which may be used by separate programs. The motor assembly consists of a stepper motor and gearbox with a custom bracket and shaft coupler to suit the users telescope or focuser, shown here attached to a 3. 5, Deg 120, Gear Ration 1:120). Focusing by remote control is considered to be mandatory by many serious imagers. Version3: Same features, more powerful motor outputs, in a very compact size! Dual Motor Focus brings a decade of experience in astrophotography and telescope focusing concepts. Blue Aluminium Anodised Bracket for Celestron SCT Telescopes; 20cm 2GT Timing Belt; 13 mm Pulley 2GT (6",8",9. myFocuserPro2 is an ASCOM telescope focuser. This is all going to focus mu 130pds but having just received the motor it is quite heavy coming in at 410gm and should i connect it with a flexible direct coupling it may. The tube was constructed with 2"x 1/4" fir strips ripped from 6' 2"x 4"s The strip tube was covered by one layer of fiberglass. Includes Pegasus Astro Dual Motor Focus Controller controller, one high resolution stepper motor, one universal bracket to attach motor to your focuser, one 5-8 mm focuser shaft coupler and one RJ45 cable that connects controller to motor. • System controls a focus stepper motor with potentiometer as the position sensor. 6-button remote, connected to Arduino by two 4-wire coiled cables. This project was undertaken to provide a remote control mechanism to focus the telescope. We carry products from all of your favorite brands, available here at Agena AstroProducts. 00 Optec Model TCF-Si, 2" Integrated Temperature Compensating Focuser $725. TELESCOPE FOCUSING SYSTEMS FocusLynx Telescope Focus Controller Systems 19690 FocusLynx dual-focuser Control Hub $325. The initial stepper position will be reported on startup. Introducing the GCUSB-nSTEP. Do not be fooled by its size! This device can easily lift more than 6kg (212 ounces) of imaging equipment when the telescope points to the zenith! This stepper motor is a high resolution geared stepper. Download SGL Focuser Control for free. Shop for all of your focuser parts and accessories to perfect the operation of your telescope. Skywatcher EQ6-R Pro Mount For Astronomy Telescope. The Focuser Boss IS compatible with a Mac through Sky X with a daily build 7315 or later The Tak option in the drop down menu of the motor section will fit any Takahashi 4" stock focuser. Starlight Inst. Download Arduino ASCOM Focuser Pro DIY for free. If you have comments or suggestions, email me at: clement. manual focus control using rotary encoder; stepper motor PWM duty cycle when motor not moving (prevents motor rotation under heavy focuser loads) driver level backslash compensation (although its advised to use controlling application backslash if available) telescope autofocus capability using 3rd party software like Maxim DL, or FocusMax. Arduino Focuser, fully ASCOM complaint. Uses standard 6-wire telephone cable and RJ12 connector. Upgradeable to motor control. Featuring dual-speed controls; this beautifully machined focuser lets you achieve just the right amount of focus using its fine-focus knob which has an 11:1 fine-focus ratio. By checking the analog value of the X-axis of the joystick we know which direction to move the stepper motor. Stepper Focuser Motor Installation: Recently (6/2015) I decided to motorize the focuser of my 8" Meade SCT. TCF-Leo Low-Profile Focuser #19740 TCF-Leo 3-inch focuser with FocusLynx controller. Motorized electronic telescope focuser makes achieving sharp. The stepper motor and shaft adapter installed on the Moonlight focuser. The HD cameras views a larger area and is used to view a large portion of the sky in order to direct the telescope to the proper area. Ship your focuser or Telescope to use and we will install and test the stepper on your focuser. System includes custom designed stepper motor, RF3 control module, mounting hardware (brackets, shaft coupler, and/or timing sprocket), power converter/adapter (110vAC to 12vDC), cables, PC software (on CD) and comprehensive instruction manual. Stepper motor : 57STH56 NEMA-23 Bipolar Stepper with 15:1 Gearbox 3D printed bracket for Feather Touch focuser with RoboFocus. The HSM's have an over-ride to allow for manually controlling the focuser with both coarse and fine focus adjustments. The angle is attached to the CAA using the locking screw threads using a 10mm x 1. 25" adaptor: Parabolic Primary Mirror (Patented weight saving design) 136mm Secondary Mirror: 9x50 Finderscope: Direct SLR Camera Connection: Fabric Light Shroud: Alt-Azimuth Go-To mount (Metal construction) Transmission: Worm + Timing Belt + 64 Micro-step/0. This library provides very flexible general purpose motor control, including stepper motors with acceleration and deceleration, full stepping, half stepping and microstepping. If the highest level of autofocus is what you want we recommend our range of stepper motor based controllers. 0 " Feather Touch' and 2. I ran the four wires from these two motor ports to the pins of a female DB9 connector. Skywatcher EQM-35 Pro Mount Can Carry Payload Of Up To 10Kg Imaging Capacity. The new kits offer the ability to motorize your camera or telescope focus ring with Rigel System’s powerful stepper motor for the ultimate in accurate auto-focusing. -control mounting-system observatory-automation observatory-control remotely-control roll-off rotator-controller sky-conditions telescopes. With the largest light bucket in the series and the added convenience of a fully motorized GoTo mount, the Sky-Watcher Stargate 20" f/3. Thanks to the use of the microstep mode of operation of a stepper motor (up to 1/64 steps), high focusing accuracy and smoothness of the focusing. by alex_belov Jun 18, 2017. by PapaSpiro Apr 9. The Officina Secondary Mirror Focus Motor package can automatically find optimum focus. Download Arduino ASCOM Focuser Pro DIY for free. 8 A; Power supply: 12V, 2A, 5. "In" and "out" buttons are on the front, and power and programming switches are on top. The stars shine only faintly, and the further away the star, the less light hits the Earth. Accurate positional repeatability is essential when using software such as FocusMax to. 25-2" by jburkhardt0 Apr 22, 2019. Power: Choose AC for plugging into a wall outlet. With so much time and effort put into your polar alignment and autoguiding accuracy, it would be a shame to spoil a photo due to poor focus. The pinion assembly will need to be removed to get. 95) and just swap the usb-nSTEP between them. Whether purchasing a complete kit or adding components to an existing one, you must pick a stepper motor option to fit your focuser. Find many great new & used options and get the best deals for Lakeside Astro Electric Focuser with Stepper Motor & Bracket at the best online prices at eBay! Free delivery for many products!. Pegasus Astro Dual Motor Focus Controller (Requires Motor Focus Kit) # DMFC. Motor Type: Microstep driven 1. Then I found out about some neat little stepper motors you can get for almost nothing on ebay. Do not be fooled by its size! This device can easily lift more than 6kg (212 ounces) of imaging equipment when the telescope points to the zenith! This stepper motor is a high resolution geared stepper motor (Step Angle 7. Cheap Stepper Motor Focussing for an Astro-Tech AT8RC Telescope. A geared stepper motor rotates the drive shaft with one step rotation of the motor equal to a 0. Refractor; Reflector; Schmidt-Cassegrain; MicroTouch Direct Drive Motor for TEC Large Focuser. This can be done by placing a pencil line that goes across the CAA and the focus tube. While the Dual Motor Focus Controller DMFC supports a wide range of motors, it fits perfectly with the PegasusAstro Motor Focus Kit (see Recommended Accessories). The SCT MicroFocuser is a retrofit accessory that gives a smooth, 10:1 fine focus for the primary mirror of any SCT. 25" Compression Ring Eyepiece Adapter. This new version now comes with a stepper motor and installation bracket as well. The C8/SC8 electric focus is applied to the opening hole of the main mirror: 41MM in diameter. One Controller for several motor units with SteelGo II Software With a Steeldrive II motor focuser with Controller (#2957165, € 595,-) , you can automatically control your focuser with a computer as well as use the keys of the hand control for precise, vibration-free focusing. Waveforms that can Drive a Stepper Motor. This controller works with any ASCOM. Once you've finished building the DIY Stepper Controller circuit above and uploaded the sketch to the Arduino board, you should see some blinking lights indicating that your controller is up and running and ready to track the skies!. 8 degree stepper motors Motor Resolution: 0. The original mount was a used Losmandy G11 mount with two stepper motors, without the possibility of GoTo or autoguiding. 6-button remote, connected to Arduino by two 4-wire coiled cables. 25 accessories. High Resolution Stepper Motor with Dual Port DRO Display Controller ($685. setMaxSpeed(xxx) and stepper. Hi, I'm attempting to create a computer controlled telescope focuser using the Arduino and the AFMotor motor shield with a stepper motor. Buy Focuser Control in lunaticastronomical. Blue Aluminium Anodised Bracket for Celestron SCT Telescopes. We provide manual and fully automated options. The high resolution stepper motor with mini V2 controller features a remote temp probe, Speed control knob, and up/ down buttons on the controller box for manual operation using the controller. Add to Cart Details. Connecting stepper motor to microfocusing shaft provides the same qualities as geared stepper motor, but requires microfocusing gearbox to be present at focuser. When the telescope mount is properly polar aligned and the RA drive is attached and running, the user need only make occasional adjustments in declination (Dec) to keep an object in the. Uses standard 6-wire telephone cable and RJ12 connector. AXIS1_STEPS_PER_WORMROT. gStepper - a simple Stepper Motor Controller ( or Telescope Focuser ) This describes a little project to build a simple and multipurpose Stepper Motor controller based on an Arduino, a. Pegasus Astro Stepper Motor Kit (Free Shipping) (Special Price) HK$1,250. This is a distinct advantage, especially when mounting the telescope with other scopes, and motor focusers, to avoid the extra equipment fouling the mounting bars. The C925 electric focusApply to the main lens opening hole is: 41MM diameter focusing. The PerfectStar Focus Motor is a premium stepper motor designed to provide precise control of focus with many types and models of telescope. 5, Deg 120, Gear Ration 1:120). Stepper Motor Control: bipolar and unipolar stepper motors, Resolution: 16-bit controller with 65,535 step range per focuser, PC Connectivity: USB/Serial, Ethernet, or optional 802. com is the leading portal for astronomy news, classified ads and telescope reviews. Check out Tring Astronomy Centre for a range of focusers and focuser upgrades for astronomy telescopes. My telescope is a box and this is designed to be mounted on a round tube. The electronics and stepper motors are enclosed in a compact sized box. Pulse are the input given to it. It has such a fine variable rate that the reduction unit is not needed, so it is not offered on dual rate focusers. Accurate positional repeatability is essential when using software such as FocusMax to. 1-degree step size and can effortlessly lift up to 8 lbs. The motorised focuser from LakesideAstro has been designed and built in the UK. Moonlite focuser protocol #1041 Speed does not seem to be a problem. A Bahtinov mask can help you achieve a sharp focus for your astrophotography images. myFocuserPro2 is an ASCOM telescope focuser. INDEXED REMOTE FOCUS CONTROLLER. I ran the four wires from these two motor ports to the pins of a female DB9 connector. This "Handy" stepper motor unit works exclusively on the Focuser Boss II electronic focuser. This along with some new eyepieces has transformed my telescope into a whole new beast. Sadly before the fist exposure the motor focuser died, after years of standstill the lubricant got really sticky and the load killed our USB_Focus v3. Then I found out about some neat little stepper motors you can get for almost nothing on ebay. This page was created because it was very difficult for me to find information about OnStep. It also weighs less too, at only 46. 00 HK$1,120. "In" and "out" buttons are on the front, and power and programming switches are on top. 00 Optec Model TCF-Si, 2" Integrated Temperature Compensating Focuser $725. This is a summary of a project to build a motorized focus controller with an integrated, highly accurate indexing capacity. This single port controller works with all ASCOM based software packages out there today such as Focus Max, CCDSoft, MaximDL, SGP, etc. The code is developed in C# and runs within the. The design of this motor housing allows you to still be able to manually turn the. Optec engineers have developed a new, low profile, yet extremely robust 3-inch focuser for telescope installations where back-focus is at a premium. Do not be fooled by its size! This device can easily lift more than 6kg (212 ounces) of imaging equipment when the telescope points to the zenith! This stepper motor is a high resolution geared stepper motor (Step. This controller works with any ASCOM. Rotator Kit. Optec engineers have developed a new, low profile, yet extremely robust 3-inch focuser for telescope installations where back-focus is at a premium. Our latest device connects your Servo I or Servo II controller to a Bluetooth enabled laptop, tablet, or phone. From United Kingdom. Do not be fooled by its size! This device can easily lift more than 6kg (212 ounces) of imaging equipment when the telescope points to the zenith! This stepper motor is a high resolution geared stepper. This is a summary of a project to build a motorized focus controller with an integrated, highly accurate indexing capacity. 0 interface for data communication. In addition to the features listed below for the original TCC-I, the TCC-II has: - Added 4 additional stepper motor drivers. 9º Stepper Motor Drive. For the best possible control of critical focus without the need to touch the telescope. High-quality 2" Crayford focuser with micro-gear reduction and compression rings for 2" and 1. The focuser uses a standard 12VDC uni-polar stepper motor that is compatible with the RoboFocus motor standard. My big hobby is astronomy and i have one telescope at home. If the highest level of autofocus is what you want we recommend our range of stepper motor based controllers. Default Value: 12800. 5" Stowaway focuser, 2. Motorize your focuser with the powerful Rigel nSTEP Stepper Motor. This single port controller works with all ASCOM based software packages out there today such as Focus Max, CCDSoft, MaximDL, SGP, etc. IT MOVED!!! :-) First update 12 September 2011. Shop for all of your focuser parts and accessories to perfect the operation of your telescope. It also weighs less too, at only 46. Please take a look at FocusDreamPRO User Guide. The Moonlite High Res Stepper Motor V3 has an integrated controller. It works exactly the same as the original Mini V2 controller. Things tagged with 'Telescope_focuser' Focuser Bracket 28BYJ-48 Stepper Motor. (If you have a DC motor and need a DC controller there is also a similar project on Sourceforge). 00 Add to Basket. Depending on what you choose to do, you can completely automate your scope for somewhere between $100 and $500. 19340 integrated stepper motor for Sagitta + $300. A geared stepper motor rotates the drive shaft with one step rotation of the motor equal to a 0. The Moonlite High Res Stepper Motor V3 has an integrated controller. It is designed and made in France with quality components and offers ease of use. Plate and cylinder for focusers. Focus motor sets and controler. The new low-profile MicroTouch motor gives an extra inch of clearance by moving the motor off-axis. Hybrid Stepper Motors Hybrid stepper motors incorporate the qualities of both the VR and PM stepper motor designs. Description. The device includes a stepper motor for absolute position focusing. I have an extra one that I am considering using as a camera rotator motor. This driver provides both telescope and focuser interfaces each of which may be used by separate programs. Just for further info, this project is a simple stepper motor controller that will drive the focus knob on a telescope. The previous MicroTouch focus motor was in line with the axis of the focuser, which made it protrude out farther from the back of the telescope, potentially interfering with a camera or other accessories. The stepper motor has a 0. it is compatible to most iOptron later version mounts. The Rotarion tailor-made made Tele Vue Optics best quality 2″ Diagonal for all telescopes with a 2″ focuser. Electronics and stepper motor are enclosed in a compact sized box. (If you have a DC motor and need a DC controller there is also a similar project on Sourceforge). 11 WiFi, Hand Control: Optional 2-button with Digital Read-Out, WiFi Connection: Optional 802. A handful of timing belts and pulleys. This will allow me to focus the telescope without ever touching it! I can now control the focus from INSIDE the. The design of this motor housing allows you to still be able to manually turn the focus knob on the focuser by simply turning the over-ride knob on the motor housing. Check out Tring Astronomy Centre for a range of focusers and focuser upgrades for astronomy telescopes. 5mm audio, Centre Positive The ZWO EAF utilises a USB2. Stepper motor focus control The new focuser for the 10" scope has a 10:1 fine control, and very little torque is required to rotate the fine control knob. The evolution of technology in astronomy requires a system which will assist the focusing of the telescope with great accuracy. It works exactly the same as the original Mini V2 controller. This describes a little project to build a simple and multipurpose Stepper Motor controller based on an Arduino, a stepper driver and a Bluetooth transceiver, all cheap and easy to build. RA SIDEREAL drive rate determined by telescope reduction ratio, gearbox attached to the motor and torque required for the telescope. 1 degree step size, easily lifts 8 pounds. ) Power Supply: 11 to 15 V DC 2Amp (Tip positive) Gear Ratio: 705 *8" Dovetail Bar SynScan Hand Control. 024,000 steps/rev. 25" adaptor: Parabolic Primary Mirror (Patented weight saving design) 136mm Secondary Mirror: 9x50 Finderscope: Direct SLR Camera Connection: Fabric Light Shroud: Alt-Azimuth Go-To mount (Metal construction) Transmission: Worm + Timing Belt + 64 Micro-step/0. Manual control is. We're talking about focusing within 1/100ths of a mm ! As the night outside cools, the telescope co. (replaces a previously used home made drive. This stepper motor gives you powerful precise auto-focusing without any fussing with extra tools. HOME MAGAZINE ADVERTISE Advertisers. They have a flat field of view, so objects are in sharp focus right to the edge of the image. With the largest light bucket in the series and the added convenience of a fully motorized GoTo mount, the Sky-Watcher Stargate 20" f/3. Here, the longer tooth belt is used and it is wrapped around the lens focus ring, and should be tightened moderately, hard to get enough friction. Micro Step Stepper Motor Controller - Single Axis This is a solution for stepper motor users who have problems with the vibrations generated by full and half step motor drivers. Buy Focuser Control in lunaticastronomical. It can drive unipolar stepper motors for absolute position focusing. 19340 integrated stepper motor for Sagitta + $300. Things tagged with 'Telescope_focuser' Focuser Bracket 28BYJ-48 Stepper Motor. The modular design of the CRL large 2. The DC motor installs easily and works with most Orion telescopes (see list below). A pair of pushbuttons control the direction of focus and the DRO (digital read-out) displays the current position. This can be done by placing a pencil line that goes across the CAA and the focus tube. The FocusLynx FT's temperature sensor is integrated into the motor housing. From United Kingdom. After all, it is simply a stepper motor attached somehow to the focus knob and then controlled with a ‘box of tricks’ connected to a PC. 1), and does not require any other power supply even for the stepper motor. Linear stepper motor actuator and multiple linear bearing support provides focus without image shift. It works exactly the same as the original Mini V2 controller. there are 3 stepper motor slots in stm32 bluepill two for RA and DEC and one for focuser. It supports a wide range of Gear Ratio and Speed of axes, Soft acceleration and deceleration, the Temperature and. To control this, you will need to also have Starlight Instrument's Electronic Focusing System (SI-EFS) or the Focuser Boss II. Primaluce Lab Sesto Senso V2 Robotic Stepper Focus Motor (5) £269. HitecAstro FocusMaster. This driver provides both telescope and focuser interfaces each of which may be used by separate programs. Each stepper needs a separate USB audio device, L+R channels: each channel drives a winding. Specifications and features: Type of applied motors: bipolar stepper motor; Max. I have been imaging with an AT8RC telescope and I was still using the stock focuser. Place your astronomy ads, read the latest news articles and check out the current reviews of newest telescopes and equipment. Just get a replacement motor, that comes with the bracket, and just swap the controllers over. ( diameter 19mm length 25mm, 4 sizes: 5-4mm, 5-5mm, 5-6mm, 5-7mm) 4. It is designed and made in France with quality components and offers ease of use. RoboFocus provide that ability to attain controlled focus through the camera lens. Refractor; Reflector; Schmidt-Cassegrain; MicroTouch Direct Drive Motor for TEC Large Focuser. Telescope Command Center Made exclusively for RCOS by Telescope Control Systems, LLC. The MFC1 Motorized Microscope Focus Controller is a compact module enabling motorized control of the focusing mechanism built into commercial optical microscopes, such as the Nikon Ti Eclipse shown in the photo above. I would put a Bahtinov mask on the scope and use the fine focus knob to dial it in. Micro Focuser all models Drivers for all models of the Micro Focuser line of precision focusers. I plan on using an Ardrino board and a Linistepper v2 board to drive a 6 wire unipolar stepper motor to drive a telescope focuser. Add to Cart. Rigel nSTEP Stepper Motor for Focusers. So a slip clutch will allow telescope movement by hand when the motor is still engaged. These amazing units from JMI are battery operated hand controls with an electric focus motor that attaches to the shaft of a focuser knob (or the knob itself) for precise, vibration-free focusing without the need to touch the telescope. Reminder: For a stepper motor this is in units of tracking mode micro-steps; u se the Configuration Calculator to help determine this value. Stand alone or PC control, supported by ASCOM driver. by alex_belov Jun 18, 2017. USB_Focus is a robotic focusing system for astronomers. Things tagged with 'Telescope_focuser' (46 Things) Focuser Bracket 28BYJ-48 Stepper Motor. Notes: This is the number of steps the step/dir (stepper) driver needs to issue to the motor to cause the telescope to move one degree on this axis. A manufacturer of premium of traditional Crayford style focusers and Worm drive 2 axis rotating focusers. Check out Tring Astronomy Centre for a range of focusers and focuser upgrades for astronomy telescopes. The "Mandel" additional motor kit includes a motor with timing sprocket, a 19" timing belt to attach around lens, and a set of mounting brackets. This can be done by placing a pencil line that goes across the CAA and the focus tube. Uses standard 6-wire telephone cable and RJ12 connector. controller/stepper/bracket & coupler are integrated, customer has to buy another full kit at full price for each and every telescope. This motor has a built-in temperature thermistor for temperature control through the Focuser Boss II digital system. Electronics and stepper motor are enclosed in a compact sized box. Mount: 1984 Custom built Schaefer German Equatorial Mount with 7 1/2" Byers drive gear, one Hurst DC stepper motor on each axis (replaced original AC synchronous motors). The secondary mirror (SM) is held on a carrier and tube suspended on two diaphragm flexures, which are stiff in all but the focus direction. I decided to make my own telescope control system from the ground up and the Arduino platform seemed the obvious choice. 06mm) Weight: 560g: Material: Aluminum AL6061: Coating: Anodizing: Input power: DC 12V: Control: Hand controller, Stand-alone PC Program, ASCOM Driver: Compatibility: Tube of truss type RC telescope (GSO, Astro-Tech, TPO, Teleskop Service). This controller works with any ASCOM. A handful of timing belts and pulleys. Rigel nSTEP Stepper Motor for Focusers. 5" Draw tube travel Brake product number: SI-FTF2525HD Starlight Instruments second focuser upgrade for controlling 2 focusers at the same time for. RA SIDEREAL drive rate determined by telescope reduction ratio, gearbox attached to the motor and torque required for the telescope. Motor link cable not included. Focus Motors Viewing 1 - 8 of 8 products. 10 degree resolution stepper motor and usb_nSTEP computerized interface that. Add to Cart Details. This eliminates the backlash (and potential cause of defects) induced by gearboxes which would have to be used with lower power motors. This library provides very flexible general purpose motor control, including stepper motors with acceleration and deceleration, full stepping, half stepping and microstepping. This eliminates the backlash (and potential cause of defects) induced by gearboxes which would have to be used with lower power motors. The SCT MicroFocuser is a retrofit accessory that gives a smooth, 10:1 fine focus for the primary mirror of any SCT. 1 Each of its axes is driven by two torque direct current (DC) motors and the motion is sensed by an on-shaft absolute encoder and an incremental encoder coupled through a friction roller. The stars shine only faintly and the further away the star, the less light hits the Earth. MSM20 Feather Touch Stepper Motor Attachment for 2" Focusers The Starlight Instruments Digital Feather Touch System incorporates a focus hub (DHUB20) that controls a 2" Feather Touch focuser (with the addition of a motor, the MSM20) from either a computer through an ASCOM-compliant software interface, and /or a hand controller (DHC) with a digital display. The Temperature Sensor is used to compensate the focuser for changes in temperature. Flexible Coupling to attach the focus motor shaft to the OTA focuser drive shaft. Last solution - microstepping - is mechanically easy to implement, however requires specific controller and oversized motor that drains lot of power, even when idle. 25 eyepieces and 1. If you have more than 1 Moonlite focuser on different scopes, then why buy a full kit. Connecting stepper motor to microfocusing shaft provides the same qualities as geared stepper motor, but requires microfocusing gearbox to be present at focuser. The TCS use Stepless(Vector) Algorithm and works with practically any mount operated by a stepper motor. • System controls a focus stepper motor with potentiometer as the position sensor. These actuators provide the mechanism for focusing and °attening the focal plane array. 0" Astro-Physics Focusers Price: $279. Custom tube travel lengths. Introduction. 0" Focusers and. Fast optics and modern camera devices require automatic focusing in every small period […]. Once installed, it allows you to make precision adjustments to your telescope focus without touching the telescope. controller/stepper/bracket & coupler are integrated, customer has to buy another full kit at full price for each and every telescope. Its gearbox has very low backlash and high torque suitable to focus in micron scale. Motorize your focuser with the powerful Rigel nSTEP Stepper Motor. Every circuit capable of convert these audio signals into stepper windings' current will work. 6-button remote, connected to Arduino by two 4-wire coiled cables. I have been using wscom Robofocus focus controller for many years now to control a Robofocus geared stepper motor on my various imaging telescopes. They fit all "is" scopes and current TV-76, TV-85, and NP101 scopes with black aluminum drawtubes and tapped holes. Telescope and Accessories:. I have been imaging with an AT8RC telescope and I was still using the stock focuser. There will always be some night where you just want to move the scope by hand. A manufacturer of premium of traditional Crayford style focusers and Worm drive 2 axis rotating focusers. Stepper Motor Controller Overview Stepper motors are used to move the secondary mirror, heterodyne receiver optics and instrument rotators at the Cassegrain focus. 11b/g compatible,. Introducing the GC Dual Analog Focus Motor Controller Control two analog motors with one hand controller. Main features of the Integra 85 Camera Field Rotator and Focuser. The electronics are housed in a aluminum box with 12 volt and 24 volt power supplies. Precise focusing is essential, our focusers are available in Crayford and electric and suit 1. Thank you for replying I mean, I want to make an automatic dome based on Ha, pier side and DEC data contained in the STM32 Bluepill so that the dome will automatically rotate when mounting moves. Focuser Controllers. The instrument top box is mounted to the center hub with three linear actuators. • Motor Driver Chassis (MDC) provides power supplies for system, modular components for interface with telescope motors and input signals. To control this, you will need to also have Starlight Instrument's Electronic Focusing System (SI-EFS) or the Focuser Boss II. The Rotarion tailor-made made Tele Vue Optics best quality 2″ Diagonal for all telescopes with a 2″ focuser. Stepper motor focus control The new focuser for the 10" scope has a 10:1 fine control, and very little torque is required to rotate the fine control knob. Download SoundStepper - Control up to 4 motors (RA, Dec, focuser and field derotator) of an altazimuth-mounted or equatorial telescope and work with joystick controlling parameters in order to. Stepper Motor Control: bipolar and unipolar stepper motors, Resolution: 16-bit controller with 65,535 step range per focuser, PC Connectivity: USB/Serial, Ethernet, or optional 802. FocusLynx Focuser hubs. By checking the analog value of the X-axis of the joystick we know which direction to move the stepper motor. Modifications made on this telescope: - replace the motors with DC motors with encoder; - add the motor control for a focuser; - add the possibility of GoTo and autoguiding for long exposure astrophotos. This process is an essential step of any deep-sky astrophotography session. Multiple options and driver boards supported. The only other interesting thing it does is when I'm within 1/2 second of stopping the PWM signal, I throw a HIGH onto the half-step pin on the stepper driver. The SCT MicroFocuser is a retrofit accessory that gives a smooth, 10:1 fine focus for the primary mirror of any SCT. The TVO SmartPhone adapter modified for Rotarion digiscopy use, the easiest telescope imaging system ever! Download Owner’s Manual, available in TECH INFO menu. FB-II-KIT 2---Focuser Boss II Electronic Focusing Control 3 piece kit. A pair of pushbuttons control the direction of focus and the DRO (digital read-out) displays the current position. The Pegasus Astro stepper motor kit is an affordable way to give your astrophotography telescope a huge upgrade. 512 is center, zero is full left and 1023 is full right. User can add just a bracket and gear kit ($59. It interfaces to the computer via USB and comes with an ASCOM driver. Shop for all of your focuser parts and accessories to perfect the operation of your telescope. 144 arc sec (or 9. Focus Motors Viewing 1 - 8 of 8 PlaneWave Instruments EFA Kit Electronic Focuser for CDK24 Telescope. Please take a look at FocusDreamPRO User Guide. Focus is controlled through the existing Autostar II or Autostar III handbox of the telescope. INDEXED REMOTE FOCUS CONTROLLER. Figure#2 Rod End Spring Anchored Figure #3 An exploded view of the drive nut assembly. Starizona MicroTouch Stepper Motor for Takahashi FSQ. The indicator reads focuser movement directly, which removes the possibility of errors caused by systems that work off of pinion mounted stepper motors. Things tagged with 'Telescope_focuser' Focuser Bracket 28BYJ-48 Stepper Motor. The Orion AccuFocus Electronic Telescope Focuser works with these Orion telescopes:. 1-degree step […]. Stepper motor focus control The new focuser for the 10" scope has a 10:1 fine control, and very little torque is required to rotate the fine control knob. The mounting bracket for the motor is cut from a 4" piece of right-angle aluminum stock. Remote electronic focus for telescope (DIY. The board needs to be scriptable (batch or script) so it can be addressed by CCDAutopilot automation software. I use a 70:1 geared stepper and use values of 10000 for both. Focuser Bracket William Optics FD80. verify motor movement by attaching a motor to the azimuth/right ascension port of the circuit board (the middle db-9 connector), then turn on tracking in scope. Lakeside Motor Focuser - Telescope Bracket. 5″ large format Newtonian focuser makes it very versatile. I used the following parts: Aluminum 50 tooth MXL pulley with 15 mm bore Aluminum 30 tooth MXL. Dual-Speed 2" Crayford Focuser with 1. It supports a wide range of Gear Ratio and Speed of axes, Soft acceleration and deceleration, the Temperature and. Needs still more metal to be removed but the motor tuning is still working. Reminder: For a stepper motor this is in units of tracking mode micro-steps; u se the Configuration Calculator to help determine this value. Buy Focuser Control in lunaticastronomical. The 2nd focuser control board is used to control 2 Feather Touch focusers s imultaneously. Included coupler has 4mm. SKU: 125901-1. There is a factory bracket w/3-screws under the focusing knob and a 1/8" aluminum plate was made that fits over the focusing knob and screws down with the. Thanks to the use of the microstep mode of operation of a stepper motor (up to 1/64 steps), high focusing accuracy and smoothness of the focusing. Stepper motor - attaches to the FeatherTouch for focusing; Focus Boss II Hub - relays commands from the hand controller, computer, etc. Blue Aluminium Anodised Bracket for Celestron SCT Telescopes. The basic idea is that the axis 'A' of the stepper motor 'S' can move away so that the wormwheel 'W' disconnects from the gear 'G'. The basic premise of the controller is to use a stepper motor to activate the telescope focuser. The Telescope Control System (TCS) automates the work of the equatorial mounts or the focuser. This makes it compatible with the cable that came with my Robofocus controller and I can plug my Robofocus stepper motor straight into the box with no problems. Quick View. I've installed a Pegasus Astro Stepper Motor Kit to my ED 102 Refractor Telescope. The focuser is geared to provide about. The circuit for the LED lights and the push-buttons. High Resolution Stepper Motor with MoonLite Mini V2 Controller - The high resolution stepper motor with mini V2 ASCOM compliant controller. This is a DIY Stepper Motor Focuser Solution based on an Arduino, PCB or Stripboard enclosed in a project hobby box. A secondary focuser with 1" of tube travel for CATs, SCTs, etc. Put the eFocuser pulley onto the dual-speed focuser tuning shaft. The SCT MicroFocuser is a retrofit accessory that gives a smooth, 10:1 fine focus for the primary mirror of any SCT. EAF Body contains the focuser motor and controller. Delivery estimates are approximations. March 2, 2016 - Sitech controllers now offer Bluetooth connectivity. The DC motor installs easily and works with most Orion telescopes (see list below). Linear stepper motor actuator and multiple linear bearing support provides focus without image shift. It features a handbox with digital display, so you can use it in standalone mode and control all parameters including filter offsets. 37 shipping Buy It Now +$39. With the largest light bucket in the series and the added convenience of a fully motorized GoTo mount, the Sky-Watcher Stargate 20" f/3. For me, the process of installing the stepper motor to my telescope involved disassembling the focuser drawtube. 1 Each of its axes is driven by two torque direct current (DC) motors and the motion is sensed by an on-shaft absolute encoder and an incremental encoder coupled through a friction roller. The tube was constructed with 2"x 1/4" fir strips ripped from 6' 2"x 4"s The strip tube was covered by one layer of fiberglass. 0" Feathertouch focusers. Stepper Motor Controller Overview Stepper motors are used to move the secondary mirror, heterodyne receiver optics and instrument rotators at the Cassegrain focus. ) per cm due to its high torque, this high resolution blue anodized gearbox features a 0. Add to Cart. The tertiary rotation is controlled by a stepper motor which drives a worm gear that is coupled to the rotation table. This software creates a model of your telescope by measuring out of focus star sizes at various. 00025 inch travel per pulse step. You will be charged as soon as the distributor receives the order (usually within 24 hours). This iOptron Electric Focuser (eFocuser) is designed for iOptron Photron TM Ritchey-Chrétien (RC) telescope dual-speed focuser. Please take a look at FocusDreamPRO User Guide. 5° / 120, Gear. 5mm pitch bolt with the hex head ground down for clearance. Mike got the first one they made (prototype) for this telescope. The Arduino Board is used with a stepper motor driver and then connected to a PC. A selection of standard brackets and couplers are offered to fit a variety of telescopes and new brackets are always being added to the range. Over the weekend I have worked on the mechanics. A small rugged controller connects to a motor enclosure housing a small high torque geared stepper motor. The motor uses a standard 6-wire telephone cable and RJ12 connector. INDEXED REMOTE FOCUS CONTROLLER. We carry products from all of your favorite brands, available here at Agena AstroProducts. The USB-Focuser 2 is a new computer focus interface for amateur astronomers. com), November 14, 2008 The Feather Touch (FT) 3545 focuser on my TMB-130SS telescope has the accessory motorizing kit that uses a stepper motor to move the drawtube in and out. gStepper - a simple Stepper Motor Controller ( or Telescope Focuser ) This describes a little project to build a simple and multipurpose Stepper Motor controller based on an Arduino, a. Control box for the focuser. New focus motor for Celestron telescopes Pates PiKonTelescope AMATEUR ASTROPHOTOGRAPHY. If you have comments or suggestions, email me at: clement. Do not be fooled by its size! This device can easily lift more than 6kg (212 ounces) of imaging equipment when the telescope points to the zenith! This stepper motor is a high resolution geared stepper motor (Step Angle 7. Download Arduino ASCOM Focuser Pro DIY for free. If you have a clutches you can “drag” your telescope around the sky as if it were a normal DOB, and it will track at the proper altitude and azimuth rates, for extremely accurate tracking. 8 degree steps would be more than sufficient assuming that the mechanism is reasonably free-running. The image is coma-free, so stars at the edge of the field of view remain perfectly round. A secondary focuser with 1" of tube travel for CATs, SCTs, etc. 3" Focuser, Takahashi FSQ-106, and Feather Touch 2. 000086 inch movement of the drawtube. 8 A; Power supply: 12V, 2A, 5. Carrying a 44-pound payload, this upgraded Orion Atlas mount supports four pounds more than the popular original Atlas EQ mount. While we recommend the Pegasus motors due to their extremely high quality, ultra-low backlash gearboxes, and high torque, you can even power almost any existing 12v DC Servo or Stepper focuser motors with the Pegasus Motor Focuser Controller. In accordance with Directive 2013/11 / EU, and Regulation no. High Percision Microstepper Motor. Buy It Now +$27. Tighten the set screw to secure it onto the fine tuning shaft. Each stepper needs a separate USB audio device, L+R channels: each channel drives a winding. The only other interesting thing it does is when I'm within 1/2 second of stopping the PWM signal, I throw a HIGH onto the half-step pin on the stepper driver. This is all going to focus mu 130pds but having just received the motor it is quite heavy coming in at 410gm and should i connect it with a flexible direct coupling it may protrude over the end of the scope. My scope is a 10" dobsonian design from Berry's book. HitecAstro FocusMaster. Rigel nSTEP Stepper Motor for Focusers. 95) and just swap the usb-nSTEP between them. Do not be fooled by its size! This device can easily lift more than 6kg (212 ounces) of imaging equipment when the telescope points to the zenith! This stepper motor is a high resolution geared stepper. This means I can use FocusMax to do the focusing. This "Handy" stepper motor unit works exclusively on the Focuser Boss II electronic focuser. Focuser $216AUD Stepper. Moonlite focuser protocol #1041 Speed does not seem to be a problem. The circuit for the LED lights and the push-buttons. Telescopes; Feather Touch Focuser Read More. Figure#2 Rod End Spring Anchored Figure #3 An exploded view of the drive nut assembly. 8 A; Power supply: 12V, 2A, 5. 5, Deg 120, Gear Ration 1:120). 00 HK$1,120. Integra85 will solve your focusing and rotating needs with a short backfocus (69 mm) and with the highest precision. High Resolution Stepper Motor with Dual Port DRO Display Controller ($685. The motor is a 3. Model: lakeside_focuser_controller Additional control unit for Lakeside Focusers This is a complete, replacement control unit for Lakeside Motor Focusers and comes with the control unit, power cable and USB cable. This is a summary of a project to build a motorized focus controller with an integrated, highly accurate indexing capacity. Motor: Stepper motor: Focusing travel ±8mm (at focal plane ±48mm) Minimum step: 0. We are your source for astronomy telescopes, eyepieces, astroimaging cameras, and more! Focuser Upgrade Kits; Micro Touch Focusing System - Stepper Motor for. An Absolute ASCOM Driver for EQ Focuser. Notes: This is the number of steps the step/dir (stepper) driver needs to issue to the motor to cause the telescope to move one degree on this axis. 1 degree step size, easily lifts 8 pounds. If you are already using a computer in your observatory for other reasons, this provides a way for you to focus your telescope without fumbling around in the dark for the focuser handcontroller. They have a flat field of view, so objects are in sharp focus right to the edge of the image. DIY Telescope Computer Controlled Focuser Part1d Adjusting the stepper motor current of the Robert Brown Recommended for you. It works exactly the same as the original Mini V2 controller. The focuser knob is 15 mm, and the stepper motor shaft was 5 mm. The default built uses a Nema 14 Stepper motor for positioning - these motors are widely used by 3D printers. Below is an example video showing the motor in micro-stepping mode. You will be charged as soon as the distributor receives the order (usually within 24 hours). The Telescope Control System (TCS) automates the work of the equatorial mounts or the focuser. Focus is controlled through the existing Autostar II or Autostar III handbox of the telescope. Buy iOptron Electric eFocuser for Photron Ritchey-Chrétien Telescopes featuring Stepper Motor with Synchronous Belt, Precise Focusing with Zero Backlash, Quiet Running Motor Drive, Low, Medium, High Speeds, Use with Go2Nova Hand Controller, No External Power Required. The Focuser can be controlled manually or by using ASCOM that Astronomoical Applications use for observation or taking astrophotography. Here are the available options:. From the serial console in the Arduino software type ":R2#:Ms#" - this starts the Dec motor moving. This single port controller works with all ASCOM based software packages out there today such as Focus Max, CCDSoft, MaximDL, SGP, etc. A popular DIY ASCOM focuser with more than 92,000 downloads. In addition to the same stepper motor (8. Includes Pegasus Astro Dual Motor Focus Controller controller, one high resolution stepper motor, one universal bracket to attach motor to your focuser, one 5-8 mm focuser shaft coupler and one RJ45 cable that connects controller to motor. Driver for the Airy Focuser Drive.