{"id":34186,"date":"2025-11-17T14:13:06","date_gmt":"2025-11-17T13:13:06","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=34186"},"modified":"2026-03-03T20:25:07","modified_gmt":"2026-03-03T19:25:07","slug":"william-optics-3-5-rotator-rotolock-visual-back-2","status":"publish","type":"product","link":"https:\/\/staging.telescoop.nl\/en\/william-optics-3-5-rotator-rotolock-visual-back-2\/","title":{"rendered":"William Optics 3.5 Rotator Rotolock Visual Back\u00a0"},"content":{"rendered":"<h3 class=\"wp-block-heading\"><strong>William Optics 3.5 - Firm locking with one simple twist<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>William Optics 3.5 Rotolock<\/strong> gives you direct control over your eyepieces. You lightly tighten the washer, and everything immediately sits firm and straight. No tilt. No play. You get a clear, stable image without fiddling with loose screws.<\/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 aligncenter size-large\"><img decoding=\"async\" data-id=\"34196\" src=\"https:\/\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-3.5-Rotator-Rotolock-Visual-Back-5.jpg\" alt=\"William Optics 3.5 Rotolock adapters in available colors red, blue and gold.\" class=\"wp-image-34196\" title=\"\"><\/figure>\n<\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Quick change without disturbing your vision<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The Rotolock works on the same principle as a Twist-Lock. You twist, it clamps evenly around the entire eyepiece, and you can immediately continue looking. This is ideal if you often change between magnifications. You stay in flow, and your telescope stays perfectly aligned.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Perfect match for FLT refractors<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">You screw the adapter directly onto the 3.5\u2033 focuser of your FluoroStar refractor. On the eyepiece side, you get a generous 2\u2033 opening. So you can continue to use all your large eyepieces and get the most out of your field of view.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" data-id=\"34195\" src=\"https:\/\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-3.5-Rotator-Rotolock-Visual-Back-4.jpg\" alt=\"William Optics 3.5 Rotolock adapter in gold with the separate black base ring.\" class=\"wp-image-34195\" title=\"\"><\/figure>\n<\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Strong, smooth and stylish<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The aluminum casing feels solid and remains stable even with heavy accessories. The blue finish gives your setup a sleek, professional look.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Specifications<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Capacity<\/strong><\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Feature<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td>Ocular connection<\/td><td>2\u2033<\/td><\/tr><tr><td>Connection on the other side<\/td><td>3,5\u2033<\/td><\/tr><tr><td>Telescope connection<\/td><td>M63<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>General<\/strong><\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Feature<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td>Color<\/td><td>Blue<\/td><\/tr><tr><td>Design<\/td><td>Eyepiece adapter<\/td><\/tr><tr><td>Type<\/td><td>Adapters<\/td><\/tr><tr><td>Product Safety<\/td><td>Yes<\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"<p>William Optics 3.5 comes as a Rotolock Visual Back adapter for 3.5\u2033 focusers, which provides a sturdy and tilt-free 2\u2033 connection for eyepieces and accessories. \u00a0<\/p>","protected":false},"featured_media":97572,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[643],"product_cat":[56,590,538,3110],"product_tag":[],"class_list":["post-34186","product","type-product","status-publish","has-post-thumbnail","product_brand-william-optics","product_cat-telescoop-accessoires","product_cat-montering-accessoires","product_cat-monteringen","product_cat-off-axis-guiders-camera-rotators","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":34199,"url":"https:\/\/staging.telescoop.nl\/en\/william-optics-3-5-rotator-rotolock-visual-back-3\/","url_meta":{"origin":34186,"position":0},"title":"William 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post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-3.5-Rotator-Rotolock-Visual-Back-2.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-3.5-Rotator-Rotolock-Visual-Back-2.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-3.5-Rotator-Rotolock-Visual-Back-2.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-3.5-Rotator-Rotolock-Visual-Back-2.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":33984,"url":"https:\/\/staging.telescoop.nl\/en\/william-optics-2-rotolock-adapter-rood\/","url_meta":{"origin":34186,"position":2},"title":"William Optics 2 Rotolock adapter Red","author":"","date":"16-11-2025","format":false,"excerpt":"William Optics 2\u201d Rotolock adapter Red comes as a complete 2\u201d to 1.25\u201d adapter with an innovative, screwless clamping system for perfect centering of your accessories. \u00a0","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-2-Rotolock-adapter-Rood.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-2-Rotolock-adapter-Rood.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-2-Rotolock-adapter-Rood.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-2-Rotolock-adapter-Rood.jpg?resize=700%2C400&ssl=1 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post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-50mm-Guidescope-UniGuide-Red-1.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-50mm-Guidescope-UniGuide-Red-1.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-50mm-Guidescope-UniGuide-Red-1.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/William-Optics-50mm-Guidescope-UniGuide-Red-1.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":34020,"url":"https:\/\/staging.telescoop.nl\/en\/william-optics-50mm-guidescope-uniguide-gold\/","url_meta":{"origin":34186,"position":5},"title":"William Optics 50mm Guidescope UniGuide Gold","author":"","date":"16-11-2025","format":false,"excerpt":"William Optics 50mm comes with a special 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