{"id":33767,"date":"2025-11-14T15:34:03","date_gmt":"2025-11-14T14:34:03","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=33767"},"modified":"2026-07-18T13:43:13","modified_gmt":"2026-07-18T11:43:13","slug":"william-optics-fluorostar-156-1217-refractor-apo-space-gray-ota","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/william-optics-fluorostar-156-1217-refractor-apo-space-gray-ota\/","title":{"rendered":"William Optics Fluorostar 156\/1217 Refractor APO Space Gray OTA"},"content":{"rendered":"<h2 class=\"wp-block-heading has-text-align-center\"><strong>Het Fluorostar-vlaggenschip in Space Gray: 156 mm tripletklasse<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>William Optics Fluorostar 156 Space Gray<\/strong> The Fluorostar is the largest: a 156mm triplet of FPL-53 and lanthanum glass that shows stars as perfect points. Double stars are tightly separated and Jupiter and Saturn reveal details as if you were close, both visually and in photos.<\/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=\"33768\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-AP-156-1217-Apochromatische-refractor-Fluorostar-Gray-OTA-1.jpg\" alt=\"William Optics Fluorostar 156 Space Gray apochromatische triplet refractor, totaalbeeld\" class=\"wp-image-33768\" 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-156-1217-Apochromatische-refractor-Fluorostar-Gray-OTA-2.jpg\" alt=\"De Fluorostar 156 Space Gray met Losmandy-zwaluwstaart\" class=\"wp-image-33770\" 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\">Wide opening, long focal length<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">With a 156 mm aperture and 1217 mm focal length (f\/7.8), this tube combines deep deep-sky reach with the imaging scale for serious planetary work. The RotoLock adapter clamps the diagonal or camera train securely without tilting, and the Bahtinov mask ensures exact focusing. Expect a sturdy equatorial mount in the EQ6 class or higher.<\/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 Fluorostar 156\/1217 triplet, Space Gray<\/li>\n\n\n\n<li>Uitrekbare dauwkap<\/li>\n\n\n\n<li>RotoLock 2 inch focuseraansluiting met 1:10 fijnregeling<\/li>\n\n\n\n<li>Integrated Bahtinov mask<\/li>\n\n\n\n<li>Losmandy dovetail<\/li>\n\n\n\n<li>Draagbeugel met vinderschoen<\/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\">A <a href=\"https:\/\/www.telescoop.nl\/en\/telescope-accessories\/astro-photography\/other-astrophotography-accessories\/\">William Optics UniGuide 50mm Guidescope<\/a> (from 189 euros) fits directly into the accessory shoe; for full-frame photography, we recommend the matching William Optics flattener for the FLT156.<\/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 waarnemers en fotografen die het maximale uit een refractor willen, op een vaste of semivaste opstelling. Niet: wie exact dezelfde optiek zoekt en de kleur niet uitmaakt; de Red-uitvoering is 200 euro voordeliger.<\/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>Apochromat, FPL-53 triplet with lanthanum glass<\/td><\/tr><tr><td>Opening<\/td><td>156 mm<\/td><\/tr><tr><td>Focal length<\/td><td>1217 mm<\/td><\/tr><tr><td>Opening ratio<\/td><td>f\/7,8<\/td><\/tr><tr><td>Connection<\/td><td>RotoLock 2 inch<\/td><\/tr><tr><td>Attachment<\/td><td>Losmandy dovetail with mounting bracket<\/td><\/tr><tr><td>Focus assist<\/td><td>Bahtinov mask<\/td><\/tr><tr><td>Execution<\/td><td>OTA (loose tube), Space Gray<\/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 Fluorostar 156 Space Gray: FPL-53 triplet apochromaat 156\/1217 f\/7,8 met lanthaanglas. Het Fluorostar-vlaggenschip voor deep-sky en planeten, met Losmandy-zwaluwstaart, RotoLock en Bahtinov-masker.<\/p>","protected":false},"featured_media":97293,"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-33767","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":33772,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-fluorostar-156-1217-refractor-apo-red-ota\/","url_meta":{"origin":33767,"position":0},"title":"William Optics Fluorostar 156\/1217 Refractor APO Red OTA","author":"","date":"14-11-2025","format":false,"excerpt":"William Optics Fluorostar 156 Red: FPL-53 triplet apochromatic 156\/1217 f\/7.8 with lanthanum glass. The Fluorostar flagship for deep-sky and planets, with Losmandy dovetail, RotoLock, and Bahtinov mask.","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-156-1217-Apochromatische-refractor-Fluorostar-Red-OTA-1.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":33809,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-fluorostar-120-780-apo-space-gray-ota\/","url_meta":{"origin":33767,"position":1},"title":"William Optics Fluorostar 120\/780 APO Space Gray OTA","author":"","date":"14-11-2025","format":false,"excerpt":"William Optics Fluorostar 120 Space Gray: FPL-53 triplet apochromaat 120\/780 f\/6,5 met lanthaanglas. Geleverd met Losmandy-zwaluwstaart, handvat, accessoireschoen, Bahtinov-masker en transporttas.","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-120-780-Apochromatische-refractor-AP-Fluorostar-Space-Gray-OTA-2.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":33761,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-fluorostar-132-925-refractor-apo-space-gray-ota\/","url_meta":{"origin":33767,"position":2},"title":"William Optics Fluorostar 132\/925 Refractor APO Space Gray OTA","author":"","date":"14-11-2025","format":false,"excerpt":"William Optics Fluorostar 132 Space Gray: FPL-53 triplet apochromaat 132\/925 f\/7 met lanthaanglas en 3,7 inch rotatiefocuser. Geleverd met Losmandy-zwaluwstaart, handvat, accessoireschoen, Bahtinov-masker en transporttas.","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-132-925-Apochromatische-refractor-Fluorostar-Space-Gray-OTA-2.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":33784,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-91-540-refractor-apo-space-gray-ota\/","url_meta":{"origin":33767,"position":3},"title":"William Optics Fluorostar 91\/540 Refractor APO Space Gray OTA","author":"","date":"14-11-2025","format":false,"excerpt":"William Optics Fluorostar 91 Space Gray: FPL-53 triplet apochromat 91\/540 f\/5.9 with lanthanum glass and 1:10 focuser. Delivered with dew shield, Losmandy dovetail, handle, Bahtinov mask, and deluxe 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-91-540-Apochromatische-refractor-Space-Gray-OTA-2.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":33788,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-fluorostar-120-780-apo-gold-ota\/","url_meta":{"origin":33767,"position":4},"title":"William Optics Fluorostar 120\/780 APO Gold OTA","author":"","date":"14-11-2025","format":false,"excerpt":"William Optics Fluorostar 120 Gold: FPL-53 triplet apochromatic 120\/780 f\/6.5 with lanthanum glass. Supplied with Losmandy dovetail, handle, accessory shoe, Bahtinov mask, 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-120-780-Apochromatische-refractor-AP-Fluorostar-Gold-OTA-3.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":33734,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-fluorostar-132-925-refractor-apo-gold-ota\/","url_meta":{"origin":33767,"position":5},"title":"William Optics Fluorostar 132\/925 Refractor APO Gold OTA","author":"","date":"14-11-2025","format":false,"excerpt":"William Optics Fluorostar 132 Gold: FPL-53 triplet apochromaat 132\/925 f\/7 met lanthaanglas en 3,7 inch rotatiefocuser. Geleverd met Losmandy-zwaluwstaart, handvat, accessoireschoen, Bahtinov-masker en transporttas.","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-132-925-Apochromatische-refractor-Fluorostar-Gold-OTA-12.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product\/33767","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=33767"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media\/97293"}],"wp:attachment":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media?parent=33767"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_brand?post=33767"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_cat?post=33767"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_tag?post=33767"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}