{"product_id":"rb-focus-merlin-hd-3-0-electronic-focus-motor","title":"RB Focus Merlin HD 3.0 Electronic Focus Motor","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cspan\u003eRB Focus Merlin HD 3.0 Electronic Focus Motor\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eFYI: With this focuser you must supply 12v power AND USB-C Connection.  This allows this focuser to handle heavier payloads.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eSee Here for the AC Adapter if needed\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003e\u003ciframe width=\"1840\" height=\"1035\" src=\"https:\/\/www.youtube.com\/embed\/LLuL4AZtKT4\" title=\"I wasn't going to make a video, but the RBFocus Merlin cast a spell on me!\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cspan\u003eTake the guesswork out of focusing with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eRB Focus Merlin HD 3.0 Electronic Focus Motor\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, a powerful heavy-duty autofocus solution designed by astrophotographers, for astrophotographers.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilt to deliver precision focusing for astronomical telescopes, the Merlin HD 3.0 helps you achieve sharp, repeatable focus without manually moving your telescope to bright stars.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOffers ultra-fine focusing accuracy with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e16,000 steps per revolution\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and precision down to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0.7 microns\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it a serious upgrade over manual focusing methods.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFeatures a robust \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNema 17 motor\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with strong torque performance, giving the system the power needed for demanding imaging setups.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eManufactured in Spain with high-quality CNC-machined aluminum construction for a compact, durable, and professional-grade design.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eIncludes \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSensorless AutoHoming\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e technology, which helps automatically calibrate focuser position and return to the last applied focus point, reducing the risk of lost positioning.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eUses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDirectDrive\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e transmission technology to help avoid mechanical play and maintain smooth, responsive focusing performance.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eEquipped with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIntelligentSilentDrive\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for ultra-quiet operation, actively adjusting motor force for a smooth and quiet focusing experience.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilt-in sensors include a digital thermometer, helping support temperature-aware focusing workflows during changing night conditions.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFeatures Bluetooth antennas to help reduce cable clutter and weight in your telescope setup.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePowered by a Dual-Core processor for smooth autofocus performance while simultaneously updating screen data and handling internal functions.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eIntegrated full-color \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIPS LCD screen\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e lets you monitor focuser activity, saved configurations, and real-time movement directly from the unit.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eManual focusing can be controlled through the mobile application, making it convenient for visual observing, planetary imaging, and computer-free adjustments.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCompatible with popular astrophotography capture platforms including \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAPT, SGP, N.I.N.A., Voyager, KStars, and EKOS\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e through \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eASCOM and INDI\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e support.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorks with color cameras, DSLR cameras, monochrome cameras, reflector telescopes, and refractor telescopes, making it a flexible choice for a wide range of astrophotography setups.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCompact and lightweight at just \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e280g\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the Merlin HD 3.0 adds advanced focusing performance without adding unnecessary bulk to your rig.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h1\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Electronic focus motor \/ autofocus motor\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e RB Focus\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Merlin HD 3.0\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMotor Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Nema 17\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDimensions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 42mm x 60mm x 70mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWeight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 280g\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTorque:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4.5 N\/m\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePrecision:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.7 microns\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eStep Subdivision:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 16,000 steps per revolution\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDrive Technology:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e DirectDrive\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSilent Operation Technology:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e IntelligentSilentDrive\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAuto Calibration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Sensorless AutoHoming\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eProcessor:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Dual-Core processor\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDisplay:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Full-color IPS LCD screen with automatic on\/off\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSensor:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Digital thermometer \/ temperature sensor\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eConnectivity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e USB 2.0 and Bluetooth antenna support\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eData Interface:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e USB Type-C connection\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSoftware Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ASCOM and INDI compatible software\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSupported Capture Software:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e APT, SGP, N.I.N.A., Voyager, KStars, and EKOS\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePower Requirement:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 12V DC\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePower Connector:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e DC jack 2.1mm x 5.5mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eStandard Format Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e SkyWatcher models with dual-speed focusers, TS, GSO, William Optics, and similar focusers\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eLarge Format Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Feathertouch and similar focusers\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSCT Format Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e SkyWatcher Maksutov, Celestron SCT, and Meade SCT models; size consultation recommended\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eRecommended Use:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Astrophotography autofocus, visual observing focus control, planetary imaging, and automated imaging sequences\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCountry of Manufacture:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Spain\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e\u003cspan\u003eWhat's in the box?\u003c\/span\u003e\u003c\/h1\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eRB Focus Merlin HD 3.0 electronic focus motor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTemperature sensor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUSB Type-A to USB Type-C cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eShaft coupler with self-aligning system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4mm shaft adapter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2.5mm shaft adapter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e3.5mm Takahashi shaft adapter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdapter for Crayford dual-speed focusers with 27mm reducer\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e\u003cspan\u003eSoftware and Docs\u003c\/span\u003e\u003c\/h1\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with ASCOM and INDI software platforms\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorks with supported capture programs including APT, SGP, N.I.N.A., Voyager, KStars, and EKOS\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMobile app control available for manual focusing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower adapter is not included\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProduct documentation may vary by package or retailer\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RB Focus","offers":[{"title":"Mak 127","offer_id":52749589872960,"sku":"RBF-Merlin-MAK127","price":349.99,"currency_code":"USD","in_stock":true},{"title":"SCT(Mak 150 or More)","offer_id":52749590004032,"sku":"RBF-Merlin-SCT","price":349.99,"currency_code":"USD","in_stock":true},{"title":"Normal Format( 27-33mm)","offer_id":52749590135104,"sku":"RBF-Merlin-NF","price":349.99,"currency_code":"USD","in_stock":true},{"title":"Large Format(Feather Touch or Similar)","offer_id":52749607010624,"sku":"RBF-Merlin-LF","price":349.99,"currency_code":"USD","in_stock":true},{"title":"Adapter for Takahashi(27mm w\/ 3.5mm shaft)","offer_id":52749607043392,"sku":"RBF-Merlin-TAK","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/9904\/6464\/files\/1_b5b91c67-ba7c-4048-845b-533579b30a1f.avif?v=1783464316","url":"https:\/\/astroworldtelescopes.com\/products\/rb-focus-merlin-hd-3-0-electronic-focus-motor","provider":"Astroworld Telescopes","version":"1.0","type":"link"}