{"product_id":"zwo-eaf-pro-automatic-focuser-with-built-in-battery-bluetooth-eaf-pro-pre-owned","title":"ZWO EAF Pro Automatic Focuser with Built-In Battery \u0026 Bluetooth - EAF-PRO (Pre-owned)","description":"\u003cp\u003e\u003cspan style=\"color: rgb(248, 13, 13);\"\u003e\u003cstrong\u003eIn excellent condition. \u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(248, 13, 13);\"\u003e\u003cstrong\u003eSold as is. Included parts shown in pictures.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003eThe latest \u0026amp; greatest generation of the ZWO EAF, the EAF Pro, features a robust metal housing and precise angular lines — a perfect fusion of form and function. \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/EAF_Pro_Highlights.jpg?v=1750187993\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003ch3 style=\"text-align: center;\"\u003eZWO EAF Pro Electronic Automatic Focuser Highlights\u003c\/h3\u003e\n\u003cdiv\u003e1. Upgraded Universal Type-C Interface\u003c\/div\u003e\n\u003cdiv\u003e2. Micron-Level Precision Focusing\u003c\/div\u003e\n\u003cdiv\u003e3. 5 kg High Load Capacity\u003c\/div\u003e\n\u003cdiv\u003e4. EAF Pro with Built-in Focus Adjustment Knob\u003c\/div\u003e\n\u003cdiv\u003e5. Bluetooth Connectivity\u003c\/div\u003e\n\u003cdiv\u003e6. Built-in Battery Power Supply\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/ZWO_EAF_PRO_TYPE_C.jpg?v=1750188417\" alt=\"\" width=\"411\" height=\"368\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe ZWO EAF Pro features a universal Type-C interface for broad compatibility and easy installation.  This sleek, efficient electronic focuser comes with a built-in battery and Bluetooth connectivity, reducing power supply constraints. It also includes manual focus buttons, allowing direct adjustment even after installation — offering maximum flexibility and convenience.\u003c\/p\u003e\n\u003cp\u003eYou'll find that the ZWO EAF Pro delivers a user-friendly focusing experience to achieve pinpoint focusing accuracy for breathtaking cosmic imagery.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/PRO_Intergrated_Focusing_Button.jpg?v=1750187992\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch4\u003eIntegrated Focusing Button\u003c\/h4\u003e\n\u003cp\u003eThe EAF Pro features integrated focusing buttons on its body, allowing users to make quick and precise adjustments even after installation. This design greatly enhances usability and flexibility, enabling seamless focusing across a variety of observing and imaging scenarios.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/Both_7_5deg_Step_Angle.jpg?v=1750187969\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003ch4\u003eMicron-level Positioning Accuracy\u003c\/h4\u003e\n\u003cp\u003eThe ZWO EAF Pro integrates a high-precision custom stepper motor with compact yet powerful performance. Featuring a 1:128 reduction ratio, it provides the motor with strong torque and precise control capabilities, achieving micron-level positioning accuracy. Each rotation responds precisely to commands, ensuring accurate and reliable focusing.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/Both_Software_Support.jpg?v=1750187969\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003ch4\u003eExtensive Software Support\u003c\/h4\u003e\n\u003cp\u003eThe EAF Pro supports both ASCOM and INDI protocols, making it compatible with a wide range of astrophotography software, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eZWO-developed platforms: ASIStudio and ASIAIR APP\u003c\/li\u003e\n\u003cli\u003eThird-party software: SharpCap, FireCapture, Maxim DL, The SkyX, SGP, Nebulosity, and more\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e5kg High Load Capacity\u003c\/h4\u003e\n\u003cp\u003eAstronomical observation equipment often requires the use of various heavy components. The ZWO EAF Pro, despite its compact size, can support a high load capacity of up to 5kg.  The weight capacity was rigorously tested in the ZWO Laboratory. Its powerful performance ensures stable operation of a wide range of equipment, meeting diverse observation needs.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/EAF_Pro_Wireless_Bluetooth_Control.jpg?v=1750187993\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003ch4\u003eWireless Bluetooth Built-In\u003c\/h4\u003e\n\u003cp\u003eThe EAF Pro features a built-in low-power Bluetooth 5.0 chip, enabling wireless connectivity with ASIAIR and smart cameras. It is fully compatible with ASIAIR APP, ASIStudio, and ASCOM platform software — offering flexible and cable-free focus control.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/EAF_Pro_Built_In_Power_Supply.jpg?v=1750187993\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003ch4 style=\"text-align: left;\"\u003eBuilt-in Lithium Battery\u003c\/h4\u003e\n\u003cp\u003ePowered by an integrated lithium battery, the EAF Pro frees you from external power constraints and enables truly wireless operation. It offers greater flexibility and ease of use to meet diverse needs.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/EAF_Pro_Focusing_with_controller.jpg?v=1750187993\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003ch4\u003eOptional EAF Hand Controller\u003c\/h4\u003e\n\u003cp\u003eThe EAF hand controller is made of high-quality, eco-friendly ABS material to ensure a comfortable grip. The hand controller provides an easy method of focusing the telescope, featuring IN and OUT buttons, allowing for smooth manual focusing without relying on a computer or smartphone. This design also minimizes subtle vibrations during operation, helping to maintain precise focus. A “must-have” option for EAF users!\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan data-eleid=\"3\" class=\"text-only\"\u003eWhen used with \u003cspan class=\"text-only text-with-abbreviation text-with-abbreviation-bottomline windows-bottomline\"\u003eASIAIR\u003c\/span\u003e, the \u003cspan class=\"text-only text-with-abbreviation text-with-abbreviation-bottomline windows-bottomline\"\u003eEAF\u003c\/span\u003e Pro is compatible with the ASIAIR Plus (RK version*) and the entire ASIAIR camera lineup.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-eleid=\"5\" class=\"text-only\"\u003eThe EAF PRO is not compatible with the following models:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan data-eleid=\"7\" class=\"text-only\"\u003eASIAIR (1st generation, \u003cspan class=\"text-only text-with-abbreviation text-with-abbreviation-bottomline windows-bottomline\"\u003eRaspberry Pi\u003c\/span\u003e 4)\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-eleid=\"9\" class=\"text-only\"\u003eASIAIR Pro\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-eleid=\"11\" class=\"text-only\"\u003eASIAIR Mini\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-eleid=\"13\" class=\"text-only\"\u003eASIAIR Plus (CM4 version)*\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan data-eleid=\"16\" class=\"text-only\"\u003e*Note: There are \u003cem\u003etwo\u003c\/em\u003e versions of the ASIAIR Plus. You can identify your version by the IC number on the device:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan data-eleid=\"18\" class=\"text-only\"\u003eSuffix “ASIAIRPLUS” indicates the RK version (compatible)\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan data-eleid=\"20\" class=\"text-only\"\u003eSuffix “RPICM4” indicates the CM4 version (not compatible)\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg style=\"display: block; margin-left: auto; margin-right: auto;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/IC_Number_on_EAF_Pro.webp?v=1753123672\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003eThe EAF Pro is Easy to Install\u003c\/h4\u003e\n\u003cp\u003e\u003cem\u003eNote:  The installation images below show the EAFN being installed, but you follow the same steps for the EAF Pro.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/Both_Step1_2_Installation_c446a887-012e-4ca5-a26c-9bee7eb0cd9e.jpg?v=1750188696\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e1.  Remove the coarse adjustment knob of the telescope focuser using a suitable sized wrench.\u003c\/p\u003e\n\u003cp\u003e2.  Install the\u003cspan class=\"Apple-converted-space\"\u003e  \u003c\/span\u003ecoupling on the telescope focuser shaft and tighten the locking screw with the \u003cspan\u003e2mm hex wrench\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/Step3_Installation_227eb256-6b45-43ce-b9e7-9970cda55ac4.jpg?v=1750188696\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003e3.  Attach the focuser body to the coupling, align the EAF Pro motor shaft flat surface with the locking screw, and tighten the locking screw using the provided \u003cspan\u003e2mm hex wrench.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/Step4_Installation_44a218bd-19d2-4ee6-aaa3-271d543d1304.jpg?v=1750188696\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e4.  Secure the EAF Pro body to the bracket and the bracket to the matching mounting holes\u003cspan class=\"Apple-converted-space\"\u003e  \u003c\/span\u003ein the focuser assembly using the supplied M4 screws. Ensure that the bracket is flush with the EAF Pro mounting surface without any gaps, and that it is parallel to the focuser body surface.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/Step5_Installation_32e68fbd-b960-4aaf-b9dc-607fafe6ca00.jpg?v=1750188696\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003e5.  Check and ensure that all the connections of the EAF Pro are secure. This completes the hardware installation of the EAF Pro.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/Step6_Installation_9bc4cdfc-c221-4d2c-8bdd-d13b2761c5f9.jpg?v=1750188696\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003e6.  For curved focusers like the one in the image above, you only need to use the original locking screws and 3 washers to secure the EAF Pro. There is a groove at the bottom of the EAF Pro bracket, and a single screw provides sufficient stability.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/Mechanical_Diagram_of_EAF-PRo.jpg?v=1750187993\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"display: block; margin-left: auto; margin-right: auto;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/Updated_WITB_EAF.webp?v=1753123378\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"display: block; margin-left: auto; margin-right: auto;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/Updated_EAF_Specs.webp?v=1753123414\"\u003e \u003c\/p\u003e\n\u003c\/div\u003e","brand":"ZWO","offers":[{"title":"Default Title","offer_id":43305568731249,"sku":"USED060304","price":249.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/20260603_143729.jpg?v=1780512196","url":"https:\/\/khanscope.com\/products\/zwo-eaf-pro-automatic-focuser-with-built-in-battery-bluetooth-eaf-pro-pre-owned","provider":"Khan Scope Centre","version":"1.0","type":"link"}