{"title":"ZWO Electronic Automatic Focusers (EAF) | Dark Clear Skies","description":"\u003cp\u003e\u003cstrong\u003eZWO Electronic Automatic Focusers (EAF)\u003c\/strong\u003e provide precise, automated focusing for astrophotography, helping you achieve consistently sharp images throughout your imaging sessions.\u003c\/p\u003e\n\n\u003cp\u003eDesigned to integrate seamlessly with ZWO cameras, ASIAIR controllers, and a wide range of telescopes, the ZWO EAF eliminates the need for manual focus adjustments and allows remote operation for a more efficient imaging workflow.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Choose a ZWO EAF?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate Automated Focusing\u003c\/strong\u003e – Maintain critical focus throughout changing temperatures and long imaging sessions.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eASIAIR Compatible\u003c\/strong\u003e – Fully integrates with the ZWO ecosystem for wireless control and automation.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eRemote Operation\u003c\/strong\u003e – Adjust focus without touching your telescope and introducing vibration.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eWide Compatibility\u003c\/strong\u003e – Compatible with many popular telescope focusers using dedicated mounting kits.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eIdeal for Astrophotography\u003c\/strong\u003e – Improve image sharpness and maximise data quality during long exposures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eShop ZWO EAF Focusers at Dark Clear Skies\u003c\/h2\u003e\n\n\u003cp\u003eWhether you're upgrading an existing imaging setup or building a fully automated astrophotography system, ZWO Electronic Automatic Focusers offer a reliable and precise focusing solution trusted by astronomers worldwide.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBrowse our range of ZWO EAF focusers and accessories today.\u003c\/strong\u003e\u003c\/p\u003e","products":[{"product_id":"zwo-eaf-5v-electronic-focuser-usb-powered-for-astrophotography","title":"ZWO EAF 5V","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the ZWO EAF 5V, a cutting-edge electronic automatic focuser designed for planetary and deep-sky imaging. This highly integrated focuser offers precise, dynamic focus control when connected to your camera, laptop, or ASIAIR PRO via the USB 2.0 port, ensuring smooth data transmission and power supply for effortless astrophotography.\u003c\/p\u003e\n\u003ch2\u003eKey Features of the ZWO EAF 5V\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFully compatible with ASCOM platform and a wide range of third-party software, including INDI, ASIAIR, and ASIStudio\u003c\/li\u003e\n\u003cli\u003eAutomatic focusing capability, perfect for deep-sky object (DSO) imaging\u003c\/li\u003e\n\u003cli\u003eSupports manual focus control via handle controller and includes a temperature sensor for increased precision\u003c\/li\u003e\n\u003cli\u003eDriver-free, USB HID device for easy plug-and-play operation\u003c\/li\u003e\n\u003cli\u003eInnovative design inspired by the changes of the Airy disk during focusing, making focus adjustments clear at a glance\u003c\/li\u003e\n\u003cli\u003eCompatible with numerous telescopes, including SkyWatcher, SharpStar, SkyRover, TS Optics, Astro Tech, and Feather Touch models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompact Design, Powerful Performance\u003c\/h2\u003e\n\u003cp\u003eThe ZWO EAF 5V is compact yet powerful, with dimensions of 59mm x 52mm x 41mm and weighing only 277g. Despite its small size, it can handle a load capacity of up to 5kg. The focuser's step motor has a 35mm diameter, a 7.5° step angle, and a precision-enhancing reduction ratio of 120.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eUpgrade Your Astrophotography\u003c\/h2\u003e\n\u003cp\u003eWhether you're an experienced Astro photographer or just starting out, the ZWO EAF 5V is the perfect addition to your astrophotography gear. Its reliable, automatic focusing system makes capturing high-quality images of planets and deep-sky objects easier than ever.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOrder the ZWO EAF 5V today from Dark Clear Skies and take your astrophotography to the next level!\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-images\"\u003e\n\u003cfigure\u003e\u003cimg alt=\"ZWO EAF - Electronic Automatic Focusmotor - NEW 5V version\" src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/gj\/product\/ZWO\/ACCESSORIES\/ZWO-EAF-5V-electronic-automatic-focuser-550x550w.webp\"\u003e\u003c\/figure\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/gj\/product\/ZWO-EAF-electronic-automatic-focuser-1a_2nd-1000x1000w.webp\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/gj\/product\/ZWO-EAF-electronic-automatic-focuser-1b_2nd-1000x1000w.webp\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/gj\/product\/ZWO-EAF-electronic-automatic-focuser-1c_2nd-1000x1000w.webp\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e","brand":"ZWO","offers":[{"title":"Default Title","offer_id":42320142565553,"sku":"ZWO-EAF-5V","price":199.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/zwo-eaf-5v-electronic-automatic-focuser-for-astrophotography-491107.jpg?v=1732580481"},{"product_id":"zwo-eaf-bracket-celestron-c8-c9-25","title":"ZWO EAF Bracket for Celestron C8 and C9.25.","description":"\u003cp\u003eThe \u003cstrong\u003eZWO EAF Bracket\u003c\/strong\u003e is an optional mounting bracket designed for the \u003cstrong\u003eZWO Electronic Auto Focuser (EAF)\u003c\/strong\u003e, allowing direct attachment to compatible Schmidt-Cassegrain telescopes without the need for a FeatherTouch focuser.\u003c\/p\u003e\n\u003cp\u003eThis version is specifically designed for \u003cstrong\u003eCelestron C8 and C9.25 SCTs\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe bracket is CNC-machined from \u003cstrong\u003eaircraft-grade aluminium\u003c\/strong\u003e, providing a rigid, durable, and reliable mounting solution for precise electronic focusing.\u003c\/p\u003e\n\u003cp\u003eTwo versions of this bracket are available. This product listing is for the \u003cstrong\u003eCelestron C8 and C9.25\u003c\/strong\u003e version.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925.webp\"\u003e \u003cimg alt=\"ZWO EAF bracket installed on Celestron C8 \/ C9.25\" src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925.webp\"\u003e \u003c\/a\u003e \u003ca href=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-c.webp\"\u003e \u003cimg alt=\"ZWO EAF bracket side view\" src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-c.webp\"\u003e \u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-d.webp\"\u003e \u003cimg alt=\"ZWO EAF bracket detail view\" src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-d.webp\"\u003e \u003c\/a\u003e \u003ca href=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-a.webp\"\u003e \u003cimg alt=\"ZWO EAF bracket components\" src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-a.webp\"\u003e \u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eMechanical Diagram\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-b.webp\"\u003e \u003cimg alt=\"ZWO EAF SCT bracket mechanical diagram\" src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-b.webp\"\u003e \u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFor Celestron C8 and C9.25\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-what-is-in-the-box.webp\"\u003e \u003cimg alt=\"ZWO EAF bracket box contents\" src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-what-is-in-the-box.webp\"\u003e \u003c\/a\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFlexible coupling × 1\u003c\/li\u003e\n\u003cli\u003eMotor bracket × 1\u003c\/li\u003e\n\u003cli\u003eM4 × 8 mm screws × 2\u003c\/li\u003e\n\u003cli\u003eM3 × 14 mm screws × 3\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZWO","offers":[{"title":"Default Title","offer_id":42761204596913,"sku":"ZWO-EAF-C8-C9.25","price":42.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/zwo-eaf-bracket-for-celestron-c8-and-c925-590303.webp?v=1718480593"},{"product_id":"zwo-eaf-bracket-celestron-c11-c14","title":"ZWO EAF Bracket for Celestron C11 and C14","description":"\u003cp\u003eThe \u003cstrong\u003eZWO EAF Bracket\u003c\/strong\u003e is an optional mounting bracket designed for the \u003cstrong\u003eZWO Electronic Auto Focuser (EAF)\u003c\/strong\u003e, allowing it to be connected directly to compatible Schmidt-Cassegrain telescopes without the need for a FeatherTouch focuser.\u003c\/p\u003e\n\u003cp\u003eThis version is specifically designed for \u003cstrong\u003eCelestron C11 and C14 SCTs\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe bracket is CNC-machined from \u003cstrong\u003eaircraft-grade aluminium\u003c\/strong\u003e, offering a rigid, durable, and reliable mounting solution for precise electronic focusing.\u003c\/p\u003e\n\u003cp\u003eTwo versions of this bracket are available. This product listing is for the \u003cstrong\u003eCelestron C11 and C14\u003c\/strong\u003e version. A separate listing is available for the \u003ca href=\"https:\/\/www.darkclearskies.co.uk\/products\/zwo-eaf-bracket-for-celestron-c8-and-c9-25\"\u003e Celestron C8 and C9.25 SCT version \u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925.webp\"\u003e \u003cimg alt=\"ZWO EAF bracket installed view\" src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925.webp\"\u003e \u003c\/a\u003e \u003ca href=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-c.webp\"\u003e \u003cimg alt=\"ZWO EAF bracket side view\" src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-c.webp\"\u003e \u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-d.webp\"\u003e \u003cimg alt=\"ZWO EAF bracket detail\" src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-d.webp\"\u003e \u003c\/a\u003e \u003ca href=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-a.webp\"\u003e \u003cimg alt=\"ZWO EAF bracket components\" src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-a.webp\"\u003e \u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eMechanical Diagram\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-b.webp\"\u003e \u003cimg alt=\"ZWO EAF SCT bracket mechanical diagram\" src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-b.webp\"\u003e \u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFor Celestron C11 and C14\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-what-is-in-the-box.webp\"\u003e \u003cimg alt=\"ZWO EAF bracket box contents\" src=\"https:\/\/www.365astronomy.com\/image\/cache\/wp\/ij\/content\/ZWO-EAF-bracket-for-celestron-c8-c925-what-is-in-the-box.webp\"\u003e \u003c\/a\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFlexible coupling × 1\u003c\/li\u003e\n\u003cli\u003eMotor bracket × 1\u003c\/li\u003e\n\u003cli\u003eM4 × 8 mm screws × 2\u003c\/li\u003e\n\u003cli\u003eM3 × 14 mm screws × 3\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZWO","offers":[{"title":"Default Title","offer_id":42761206988977,"sku":"ZWO-EAF-C11-C14","price":42.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/zwo-eaf-bracket-for-celestron-c11-and-c14-675278.webp?v=1718480593"},{"product_id":"zwo-eaf-eaf-pro-electronic-focuser","title":"ZWO EAF \u0026 EAF Pro Electronic Focuser","description":"\u003c!-- =========================================\n ZWO EAF \/ EAF Pro – Product Description\n Clean HTML for Shopify (images preserved)\n========================================== --\u003e\n\u003cp\u003eThe latest ZWO EAF range brings precise, repeatable autofocus to your telescope with a robust metal build and minimalist design. Choose the classic \u003cstrong\u003eEAF\u003c\/strong\u003e for simple, reliable focus control via Type-C, or go cable-light with the \u003cstrong\u003eEAF Pro\u003c\/strong\u003e, which adds Bluetooth and a built-in battery with physical focus buttons.\u003c\/p\u003e\n\u003c!-- Review video --\u003e\n\u003csection aria-label=\"Video review\"\u003e\n\u003ch2\u003eHands-on Review: No Cables, No Hassle — But Does It Work?\u003c\/h2\u003e\n\u003cdiv style=\"position: relative; padding-top: 56.25%; height: 0; overflow: hidden; border-radius: 12px;\"\u003e\u003ciframe style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\" loading=\"lazy\" title=\"BRAND NEW EAF Pro review\" src=\"https:\/\/www.youtube.com\/embed\/PxJQaeEjw14?rel=0\u0026amp;playsinline=1\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Hero image --\u003e\n\u003cfigure\u003e\u003cimg sizes=\"(max-width: 1200px) 100vw, 1200px\" srcset=\"https:\/\/i.zwoastro.com\/wp-content\/uploads\/2025\/06\/1f817ffe01cede2a88c54db7bca9a884.jpg 1200w, https:\/\/i.zwoastro.com\/wp-content\/uploads\/2025\/06\/1f817ffe01cede2a88c54db7bca9a884-1024x469.jpg 1024w, https:\/\/i.zwoastro.com\/wp-content\/uploads\/2025\/06\/1f817ffe01cede2a88c54db7bca9a884-768x352.jpg 768w\" src=\"https:\/\/i.zwoastro.com\/wp-content\/uploads\/2025\/06\/1f817ffe01cede2a88c54db7bca9a884.jpg\" alt=\"ZWO EAF \/ EAF Pro focuser overview\" height=\"550\" width=\"1200\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003csection\u003e\n\u003ch2\u003eWhy EAF?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicron-level accuracy:\u003c\/strong\u003e Custom stepper motor with 1:128 reduction for ultra-fine steps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerious payload:\u003c\/strong\u003e Up to 5 kg (11.02 lb) tested in ZWO Lab.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType-C everywhere:\u003c\/strong\u003e Power and data via modern USB-C (EAF \u0026amp; EAF Pro).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/i.zwoastro.com\/wp-content\/uploads\/2025\/07\/f44b558ef1df911af4727f6caf156511.jpg\" alt=\"EAF and EAF Pro feature callouts\" height=\"1819\" width=\"1200\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eWhat’s special about \u003cspan style=\"white-space: nowrap;\"\u003eEAF Pro\u003c\/span\u003e?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in lithium battery:\u003c\/strong\u003e true wireless focusing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth 5.0:\u003c\/strong\u003e pairs with ASIAIR, ASIStudio and ASCOM (via Alpaca).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-body focus buttons:\u003c\/strong\u003e nudge focus even after installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/i.zwoastro.com\/wp-content\/uploads\/2025\/06\/9c6f1287107b1ea75307e512487f57c3.jpg\" alt=\"EAF Pro Bluetooth control\" height=\"520\" width=\"1200\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003cp\u003e\u003cem\u003eBattery endurance:\u003c\/em\u003e ZWO lab testing (room temperature, 2 focus moves\/hour, 8 hrs per night) achieved stable operation for 7 consecutive nights.\u003c\/p\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/i.zwoastro.com\/wp-content\/uploads\/2025\/06\/5472636b581617650cdab41b991a70e5.jpg\" alt=\"EAF Pro integrated control buttons\" height=\"550\" width=\"1200\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSoftware \u0026amp; App Support\u003c\/h2\u003e\n\u003cp\u003eCompatible with \u003cstrong\u003eASIAIR App\u003c\/strong\u003e, \u003cstrong\u003eASIStudio\u003c\/strong\u003e, and major desktop apps via \u003cstrong\u003eASCOM\u003c\/strong\u003e or \u003cstrong\u003eINDI\u003c\/strong\u003e (SharpCap, FireCapture, Maxim DL, TheSkyX, SGP, Nebulosity, FocusMax and more).\u003c\/p\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eASIAIR compatibility note\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible:\u003c\/strong\u003e ASIAIR Plus (RK version) and the full ASIAIR camera lineup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNot compatible:\u003c\/strong\u003e ASIAIR (1st-gen Raspberry Pi 4), ASIAIR Pro, ASIAIR Mini, ASIAIR Plus (CM4 version).\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eHow to tell:\u003c\/em\u003e If the device IC suffix is \u003ccode\u003eASIAIRPLUS\u003c\/code\u003e it’s RK (compatible). If it’s \u003ccode\u003eRPICM4\u003c\/code\u003e it’s CM4 (not compatible).\u003c\/p\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/i.zwoastro.com\/wp-content\/uploads\/2025\/07\/0bd79d3118bdb9bb8dda85fad7e7fb84-1.jpg\" alt=\"ASIAIR model identification\" height=\"340\" width=\"1200\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eInstallation — Quick Guide\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eRemove the coarse focus knob from your telescope focuser.\u003c\/li\u003e\n\u003cli\u003eFit the supplied coupling to the focuser shaft and tighten the locking screw.\u003c\/li\u003e\n\u003cli\u003eAttach the EAF body, align the flat on the motor shaft with the coupling screw, then tighten.\u003c\/li\u003e\n\u003cli\u003eBolt the EAF bracket to the focuser’s mounting points (keep faces parallel and flush).\u003c\/li\u003e\n\u003cli\u003eCheck all fixings are secure — done.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/i.zwoastro.com\/wp-content\/uploads\/2025\/06\/9db67a679e17e8bcb3bdc5f8bdf05d54.jpg\" alt=\"EAF bracket and coupling installation\" height=\"550\" width=\"1200\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003cp\u003e\u003cstrong\u003eCurved focusers\u003c\/strong\u003e (example shown): use the original locking screws plus three washers; the EAF bracket’s underside groove allows a single-screw secure mount.\u003c\/p\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/i.zwoastro.com\/wp-content\/uploads\/2025\/06\/a2603f25d360432dbc69536a83d26ad4.jpg\" alt=\"Curved focuser mounting example\" height=\"550\" width=\"1200\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eMechanical Diagrams\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eEAF mechanical drawing\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cimg src=\"https:\/\/i.zwoastro.com\/wp-content\/uploads\/2025\/06\/93c18e3c3e368795216d3e4a7918c294.jpg\" alt=\"ZWO EAF mechanical diagram\" height=\"999\" width=\"1200\" loading=\"lazy\"\u003e\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eEAF Pro mechanical drawing\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cimg src=\"https:\/\/i.zwoastro.com\/wp-content\/uploads\/2025\/06\/966e677a0459b167e437259db1775456.jpg\" alt=\"ZWO EAF Pro mechanical diagram\" height=\"999\" width=\"1200\" loading=\"lazy\"\u003e\u003c\/details\u003e\n\u003cp\u003e\u003cstrong\u003eTakahashi \/ C8 \/ C11 owners:\u003c\/strong\u003e use the \u003cstrong\u003e4 mm\u003c\/strong\u003e flexible coupling (the newer EAF\/EAF Pro are not fully compatible with the older 5 mm coupler).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eWhat’s in the Box?\u003c\/h2\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/i.zwoastro.com\/wp-content\/uploads\/2025\/07\/b00ac87545927e5c513bc876d7b0bfdd.jpg\" alt=\"ZWO EAF \/ EAF Pro box contents\" height=\"1183\" width=\"1200\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eOptional Accessories\u003c\/h2\u003e\n\u003cp\u003eExplore dedicated brackets and add-ons for popular OTAs, plus the hand controller and temperature probe.\u003c\/p\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0588\/0817\/2606\/files\/EAF_Dedicated_Accessories.jpg?v=1756194848\" alt=\"ZWO EAF dedicated accessories overview\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003cdiv style=\"display: grid; gap: 1rem;\" class=\"grid\"\u003e\n\u003cdiv\u003e\n\u003ch3\u003eEAF-HC Hand Controller\u003c\/h3\u003e\n\u003cp\u003eErgonomic ABS build with two-speed control and 1.5 m cable. Smooth manual focusing without a PC or phone (minimises vibrations during adjustment).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eEAF-Sensor Temperature Probe\u003c\/h3\u003e\n\u003cp\u003eFeeds real-time ambient temperature to maintain optimal focus during thermal changes. 3.5 mm connector; 100 cm cable.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0588\/0817\/2606\/files\/19.EAF_Dedicated_Accessories.jpg?v=1755242767\" alt=\"EAF Temperature Sensor\" loading=\"lazy\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eAvailable brackets:\u003c\/strong\u003e EAF-BRK-TK, EAF-C8-C925 (Celestron C8\/C9.25), EAF-C11-C14 (Celestron C11\/C14)\u003c\/p\u003e\n\u003c\/section\u003e","brand":"ZWO","offers":[{"title":"EAFN","offer_id":55350925984120,"sku":"ZWO-EAFN","price":159.0,"currency_code":"GBP","in_stock":true},{"title":"EAF Pro","offer_id":55350926016888,"sku":"ZWO-EAF-PRO","price":249.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/ZWO-EAF-PRO-1-1000x1000.webp?v=1762368425"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/collections\/ZWO-EAF-PRO-1-1000x1000.webp?v=1782202520","url":"https:\/\/www.darkclearskies.co.uk\/collections\/zwo-electronic-automatic-focusers-eaf.oembed","provider":"Dark Clear Skies ","version":"1.0","type":"link"}