{"id":33709,"date":"2025-11-14T13:59:32","date_gmt":"2025-11-14T12:59:32","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=33709"},"modified":"2026-07-18T13:21:09","modified_gmt":"2026-07-18T11:21:09","slug":"william-optics-ultracat-76-365-apo-wifd-30th-anniversary-edition-ota","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/william-optics-ultracat-76-365-apo-wifd-30th-anniversary-edition-ota\/","title":{"rendered":"William Optics UltraCat 76\/365 APO WIFD 30th Anniversary Edition OTA"},"content":{"rendered":"<h2 class=\"wp-block-heading has-text-align-center\"><strong>Genummerde jubileumeditie: 30 jaar William Optics<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>William Optics UltraCat 76 WIFD 30th Anniversary Edition<\/strong> viert dertig jaar innovatie. Elke telescoop is genummerd, draagt een unieke lasergravure en komt met een herdenkingscertificaat. Met de meegeleverde UniGuide 32 mm richtkijker ben je bovendien direct klaar voor geleide astrofotografie.<\/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\" data-id=\"33710\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-AP-76-365-76-30th-Apochromatische-refractor-UltraCat-WIFD-Anniversary-Edition-7.jpg\" alt=\"William Optics UltraCat 76 30th Anniversary Edition, totaalbeeld\" class=\"wp-image-33710\" 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\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-AP-76-365-76-30th-Apochromatische-refractor-UltraCat-WIFD-Anniversary-Edition-3.jpg\" alt=\"De UltraCat 76 met UniGuide 32 mm richtkijker\" class=\"wp-image-33714\" title=\"\"><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\">Snel f\/4,8-systeem met corrector<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">De 76 mm optiek met ge\u00efntegreerde corrector vangt veel licht op f\/4,8: korte belichtingen en scherpe sterren tot in de hoeken, zonder losse flattener. De interne WIFD-focuser houdt de balans constant onder cameragewicht, precies wat een jubileumbuis in deze klasse hoort te doen.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>In the box<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Optische buis UltraCat 76\/365 met WIFD-focuser en corrector<\/li>\n\n\n\n<li>UniGuide 32 mm scope<\/li>\n\n\n\n<li>Bahtinov mask<\/li>\n\n\n\n<li>Herdenkingscertificaat met genummerde lasergravure<\/li>\n\n\n\n<li>Transport bag<\/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\">De richtkijker zit er al bij; met een William Optics M48-camera-adapter voor jouw vatting is de opstelling compleet.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">For whom yes, for whom no<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Wel: veeleisende astrofotografen en verzamelaars die een genummerde editie met complete uitrusting waarderen. Niet: wie puur op prijs per millimeter opening koopt; de RedCat 71 WIFD biedt vergelijkbare prestaties zonder jubileumuitvoering.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Specifications<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>Optical design<\/td><td>Apochromaat, Petzval met corrector<\/td><\/tr><tr><td>Opening<\/td><td>76 mm<\/td><\/tr><tr><td>Focal length<\/td><td>365 millimeters<\/td><\/tr><tr><td>Opening ratio<\/td><td>f\/4,8<\/td><\/tr><tr><td>Focuser<\/td><td>WIFD (intern)<\/td><\/tr><tr><td>Richtkijker<\/td><td>UniGuide 32 mm (included)<\/td><\/tr><tr><td>Editie<\/td><td>30th Anniversary, genummerd met certificaat<\/td><\/tr><tr><td>Execution<\/td><td>OTA (loose tube)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Unsure about the right tube for your camera and mount? The <a href=\"https:\/\/www.telescoop.nl\/en\/telescope-selection-aid\/\">telescope selection aid<\/a> helps you choose. Also view all <a href=\"https:\/\/www.telescoop.nl\/en\/telescopes\/refracting-telescopes\/\">Refracting telescopes<\/a> and the full range of <a href=\"https:\/\/www.telescoop.nl\/en\/brands\/william-optics\/\">William Optics<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>William Optics UltraCat 76 WIFD 30th Anniversary: genummerde jubileum-apochromaat 76\/365 f\/4,8 met interne focuser, geleverd met UniGuide 32 mm richtkijker, Bahtinov-masker, certificaat en transporttas.<\/p>","protected":false},"featured_media":97247,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[643],"product_cat":[51,428,531,3175,567],"product_tag":[],"class_list":["post-33709","product","type-product","status-publish","has-post-thumbnail","product_brand-william-optics","product_cat-telescopen","product_cat-telescopen-voor-astrofotografie","product_cat-gevorderd","product_cat-refractor-ota","product_cat-refractor-telescopen","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":[],"acf":[],"jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":33894,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-zenithstar-81-559-apo-wifd-red-ota\/","url_meta":{"origin":33709,"position":0},"title":"William Optics ZenithStar 81\/559 APO WIFD Red OTA","author":"","date":"15-11-2025","format":false,"excerpt":"William Optics ZenithStar 81 WIFD Red: FPL-53 apochromaat 81\/559 f\/6,9 met interne focuser, rode uitvoering. Geleverd met buisringen, Arca\/Vixen-zwaluwstaart, handvat, Bahtinov-masker, adapters en draagtas.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-AP-81-559-81-Apochromatische-refractor-ZenithStar-WIFD-Red-OTA-3.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":33699,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-ap-71-350-71-apochromatische-refractor-redcat-wifd\/","url_meta":{"origin":33709,"position":1},"title":"William Optics AP 71\/350 71 Apochromatic Refractor RedCat WIFD OTA","author":"","date":"14-11-2025","format":false,"excerpt":"William Optics RedCat 71 WIFD: Petzval-apochromaat 71\/350 f\/4,9 met interne WIFD-focuser. Vlak, kleurzuiver beeld tot full-frame. Geleverd met Bahtinov-masker, Arca\/Vixen-zwaluwstaart en draagtas.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-AP-71-350-71-Apochromatische-refractor-RedCat-WIFD-9.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":33849,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-granturismo-81-478-apo-wifd-ota\/","url_meta":{"origin":33709,"position":2},"title":"William Optics GranTurismo 81\/478 APO WIFD OTA","author":"","date":"15-11-2025","format":false,"excerpt":"William Optics GranTurismo 81 WIFD: FPL-53 triplet apochromaat 81\/478 f\/5,9 met interne WIFD-focuser en ingebouwde field rotator. Geleverd met Vixen-zwaluwstaart, handvat, Bahtinov-masker en draagtas.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-AP-81-478-81-Apochromatische-refractor-GranTurismo-WIFD-OTA-8.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":33659,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-ap-51-250-apochromatische-refractor-redcat-wifd\/","url_meta":{"origin":33709,"position":3},"title":"William Optics AP 51\/250 Apochromatic Refractor RedCat WIFD OTA","author":"","date":"14-11-2025","format":false,"excerpt":"William Optics RedCat 51 WIFD: the most famous compact astrograph with a four-element Petzval optical design (FPL53\/FPL51) and internal focuser. Flat, color-corrected image up to full-frame. Delivered with Bahtinov mask, prism rail, and carrying bag.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-AP-51250-Apochromatische-refractor-RedCat-WIFD-4.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":33664,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-ap-51-250-apochromatische-refractor-spacecat-wifd-ota\/","url_meta":{"origin":33709,"position":4},"title":"William Optics AP 51\/250 Apochromatic Refractor SpaceCat WIFD OTA","author":"","date":"14-11-2025","format":false,"excerpt":"William Optics SpaceCat 51 WIFD: dezelfde f\/4,9 Petzval-optiek als de RedCat 51 in de SpaceCat-uitvoering, met interne focuser. Geleverd met Bahtinov-masker, prismabalk en draagtas.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-AP-51250-Apochromatische-refractor-SpaceCat-WIFD-OTA-1.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":33652,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-ap-51-178-apochromatische-refractor-minicat-wifd-ota\/","url_meta":{"origin":33709,"position":5},"title":"William Optics AP 51\/178 Apochromatic refractor MiniCat WIFD OTA","author":"","date":"14-11-2025","format":false,"excerpt":"William Optics MiniCat 51\/178 WIFD: ultra-compact f\/3.5 apochromat with internal focuser for wide-field astrophotography. Supplied with Bahtinov mask, dew shield, Arca\/Vixen dovetail, and carrying case.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-AP-51178-Apochromatische-refractor-MiniCat-WIFD-OTA-1.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product\/33709","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/comments?post=33709"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media\/97247"}],"wp:attachment":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media?parent=33709"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_brand?post=33709"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_cat?post=33709"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_tag?post=33709"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}