{"id":33266,"date":"2025-11-10T13:53:10","date_gmt":"2025-11-10T12:53:10","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=33266"},"modified":"2026-07-19T20:54:40","modified_gmt":"2026-07-19T18:54:40","slug":"ioptron-iafs2-2-inch-automatic-focuser","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/ioptron-iafs2-2-inch-automatic-focuser\/","title":{"rendered":"iOptron iAFS2 2\" Automatic Focuser"},"content":{"rendered":"<h2 class=\"wp-block-heading has-text-align-center\"><strong>iOptron iAFS2 2\" Automatic Focuser: inline automatische focuser van 2 inch<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">De iAFS2 is een inline automatische focuser: hij zit in de optische as, tussen telescoop en camera, in plaats van als motor op een bestaande focuser. De aandrijving via een wormspindel geeft nul backlash en vergrendelt de positie passief (iLock), zodat de scherpstelling ook bij het zwenken van de telescoop exact blijft staan.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Met een draagvermogen van 5 kg draagt de iAFS2 een complete fototrein met camera, filterwiel en offaxis-guider. De resolutie van 0,6 \u00b5m per stap maakt kritisch scherpstellen op f\/5 en sneller haalbaar.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/iOptron-iAFS2-2-Automatic-Focuser-1.jpg\" alt=\"iOptron iAFS2 2\" automatic title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/iOptron-iAFS2-2-Automatic-Focuser-2.jpg\" alt=\"iOptron iAFS2 2\" automatic title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/iOptron-iAFS2-2-Automatic-Focuser-3.jpg\" alt=\"iOptron iAFS2 2\" automatic title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/iOptron-iAFS2-2-Automatic-Focuser-4.jpg\" alt=\"iOptron iAFS2 2\" automatic title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/iOptron-iAFS2-2-Automatic-Focuser-5.jpg\" alt=\"iOptron iAFS2 2\" automatic title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/iOptron-iAFS2-2-Automatic-Focuser-6.jpg\" alt=\"iOptron iAFS2 2\" automatic title=\"\"><\/figure>\n<\/figure>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8d39b2df wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:38%\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/iOptron-iAFS2-2-Automatic-Focuser-2.jpg\" alt=\"iOptron iAFS2 2\" automatic title=\"\"><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:62%\">\n<h4 class=\"wp-block-heading\"><strong>Drie manieren van scherpstellen<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Je stelt scherp via de computer (ASCOM en INDI), met de richtingsknoppen op de behuizing, of met het handmatige focuswiel dat de motor overrulet. Zo kom je handmatig snel in de buurt en laat je de autofocusroutine de laatste micron doen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">De ingebouwde temperatuursensor stuurt temperatuurcompensatie in je opnamesoftware aan, zodat de focus de hele nacht scherp blijft terwijl de buis afkoelt.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8d39b2df wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:38%\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/iOptron-iAFS2-2-Automatic-Focuser-3.jpg\" alt=\"iOptron iAFS2 2\" automatic title=\"\"><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:62%\">\n<h4 class=\"wp-block-heading\"><strong>Supplied complete<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">De iAFS2 komt met een 2 inch visual back en USB-C-kabels; de positie blijft bewaard als de voeding wegvalt. De ge\u00efntegreerde camerahoekversteller draait je beelduitsnede zonder de fototrein los te nemen. Voor de koppeling met jouw telescoop zijn losse iAFS2-adapters beschikbaar, van Celestron SCT tot Askar en GSO.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Included<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>iAFS2 focuser (FA20)<\/li>\n\n\n\n<li>2\" rear-view display<\/li>\n\n\n\n<li>USB-C-kabels<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Featured accessories<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kies de iAFS2-adapter die bij jouw telescoop hoort, bijvoorbeeld voor de Celestron C6, C8 en C9.25.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>For whom yes and for whom no<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u2713 Astrofotografen die een SCT, RC of refractor van betrouwbare autofocus willen voorzien<\/li>\n\n\n\n<li>\u2713 Wie een stabiele focus wil die blijft staan bij het zwenken van de buis<\/li>\n\n\n\n<li>\u2717 Zware fototreinen boven 5 kg of grote buizen: kies dan de iAFS3<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Specifications<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Type<\/strong><\/td><td>Inline automatische focuser, 2 inch<\/td><\/tr><tr><td><strong>Resolution<\/strong><\/td><td>0,6 \u00b5m per stap, nul backlash<\/td><\/tr><tr><td><strong>Carrying capacity<\/strong><\/td><td>5 kg<\/td><\/tr><tr><td><strong>Free opening<\/strong><\/td><td>51 mm<\/td><\/tr><tr><td><strong>Slag<\/strong><\/td><td>30 mm<\/td><\/tr><tr><td><strong>Weight<\/strong><\/td><td>783 g<\/td><\/tr><tr><td><strong>Connection<\/strong><\/td><td>2x USB-C (USB 2.0), ASCOM en INDI<\/td><\/tr><tr><td><strong>Additional<\/strong><\/td><td>Temperatuursensor, camerahoekversteller, positiegeheugen, iLock<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">You can find more mounts and accessories for this merk at the <a href=\"https:\/\/www.telescoop.nl\/en\/brands\/ioptron\/\">iOptron merk page<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>iOptron iAFS2 2\" Automatic Focuser with iLock, 0.6 \u00b5m resolution, 5 kg payload capacity, temperature sensor, camera angle adjuster, and dual USB-C, includes 2\" visual back.<\/p>","protected":false},"featured_media":97124,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[2790],"product_cat":[56,3114,593,500],"product_tag":[],"class_list":["post-33266","product","type-product","status-publish","has-post-thumbnail","product_brand-ioptron","product_cat-telescoop-accessoires","product_cat-electronic-focusers","product_cat-focus-navigatie","product_cat-focusers","product_shipping_class-licht","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"bundled_by":[],"bundle_stock_status":"instock","bundle_stock_quantity":null,"bundle_virtual":false,"bundle_layout":"","bundle_add_to_cart_form_location":"","bundle_editable_in_cart":false,"bundle_sold_individually_context":"","bundle_item_grouping":"","bundle_min_size":"","bundle_max_size":"","bundle_price":[],"bundled_items":[],"bundle_sell_ids":[33301],"acf":[],"jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":33267,"url":"https:\/\/www.telescoop.nl\/en\/ioptron-iafs3-2-inch-automatic-focuser\/","url_meta":{"origin":33266,"position":0},"title":"iOptron 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