{"id":25767,"date":"2025-08-25T10:29:45","date_gmt":"2025-08-25T08:29:45","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=25767"},"modified":"2026-03-03T20:23:58","modified_gmt":"2026-03-03T19:23:58","slug":"omegon-extension-125-inch-30-mm","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/omegon-verlengstuk-125-inch-30-mm\/","title":{"rendered":"Omegon Extension 1.25\u2033 - 30 mm"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Omegon extension 1.25 inch, 30 mm, is a practical accessory for situations where you need just a little extra back focus. Some telescopes or camera adapters only reach the correct focus point when extra distance is placed between focuser and eyepiece or camera. With this extension piece, you easily add 30 mm of optical length, making focusing possible again.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The extension has a sturdy side clamping screw, which keeps eyepieces and adapters securely and straight without tipping over. The inside is fully blackened to reduce stray light and maintain contrast. Thanks to its universal 1.25\u2033 mount, this extension is widely applicable to virtually all telescopes and accessories that use this standard.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Specifications<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mount: 1.25\u2033<\/li>\n\n\n\n<li>Length: 30 mm<\/li>\n\n\n\n<li>Material: metal, black anodized<\/li>\n\n\n\n<li>Clamping mechanism: lateral clamping screw<\/li>\n\n\n\n<li>Inside blackened against stray light<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Observation goals<\/strong><br>This extension piece is ideal for telescopes where the focus point would otherwise not be met. Suitable for use with eyepieces, camera adapters, filter wheels or other accessories with 1.25\u2033 mounts.<\/p>","protected":false},"excerpt":{"rendered":"<p data-start=\"339\" data-end=\"622\">\u00a0<\/p>\n<p data-start=\"360\" data-end=\"504\" data-is-last-node=\"\" data-is-only-node=\"\">\u00a0<\/p>\n<p data-start=\"268\" data-end=\"358\">Omegon 1.25\u2033 Extension piece 30 mm. Comes with clamping screw.<\/p>","protected":false},"featured_media":25772,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[126],"product_cat":[587,499,469,56],"product_tag":[],"class_list":["post-25767","product","type-product","status-publish","has-post-thumbnail","product_brand-omegon","product_cat-camera-accessoires","product_cat-adapters","product_cat-astro-fotografie","product_cat-telescoop-accessoires","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":[],"acf":[],"jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":26769,"url":"https:\/\/www.telescoop.nl\/en\/omegon-adapter-t2-naar-125-inch\/","url_meta":{"origin":25767,"position":0},"title":"Omegon adapter T2 to 1.25 inch","author":"Info telescoop","date":"26-08-2025","format":false,"excerpt":"Omegon adapter T2 naar 1,25 inch wordt geleverd met een 1,25\" aansluiting met compressiering, bedoeld om oculairs en accessoires met 1,25\" diameter te gebruiken op een T2-schroefdraad. \u00a0 \u00a0","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Omegon adapter T2 naar 1,25 inch","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-adapter-T2-op-1-25-.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-adapter-T2-op-1-25-.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-adapter-T2-op-1-25-.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-adapter-T2-op-1-25-.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-adapter-T2-op-1-25-.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-adapter-T2-op-1-25-.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":26687,"url":"https:\/\/www.telescoop.nl\/en\/omegon-125-verlenghuls-30-mm\/","url_meta":{"origin":25767,"position":1},"title":"Omegon 1.25\u2033 Extension Sleeve 30 mm","author":"","date":"26-08-2025","format":false,"excerpt":"\u00a0 Omegon 1.25\" Extension Tube 30mm comes with a double filter thread and black anodized aluminum housing.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Omegon 1,25\" Verlenghuls 30 mm","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Verlengstuk-1-25-verlenghuls-30mm.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Verlengstuk-1-25-verlenghuls-30mm.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Verlengstuk-1-25-verlenghuls-30mm.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Verlengstuk-1-25-verlenghuls-30mm.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Verlengstuk-1-25-verlenghuls-30mm.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Verlengstuk-1-25-verlenghuls-30mm.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":13156,"url":"https:\/\/www.telescoop.nl\/en\/projectie-adapter-verlengstuk-125-voor-m42\/","url_meta":{"origin":25767,"position":2},"title":"Projection adapter extension 1.25\u2033 for M42","author":"Info telescoop","date":"17-03-2025","format":false,"excerpt":"De M42 focusset is ontworpen om de exacte focuspositie te bepalen bij astrofotografie en visuele waarnemingen. Dit verlengstuk maakt het mogelijk om een oculair en camera parfocaal af te stellen in combinatie met een flipspiegel. Daarnaast is het ideaal voor toepassingen waarbij een precieze en permanente afstandsinstelling nodig is.","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\/03\/Omegon-Projectie-adapter-Verlengstuk-1-25-voor-M42-met-precieze-focussering.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/03\/Omegon-Projectie-adapter-Verlengstuk-1-25-voor-M42-met-precieze-focussering.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/03\/Omegon-Projectie-adapter-Verlengstuk-1-25-voor-M42-met-precieze-focussering.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/03\/Omegon-Projectie-adapter-Verlengstuk-1-25-voor-M42-met-precieze-focussering.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/03\/Omegon-Projectie-adapter-Verlengstuk-1-25-voor-M42-met-precieze-focussering.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/03\/Omegon-Projectie-adapter-Verlengstuk-1-25-voor-M42-met-precieze-focussering.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":92816,"url":"https:\/\/www.telescoop.nl\/en\/omegon-m48-verlengstuk-30mm\/","url_meta":{"origin":25767,"position":3},"title":"Omegon M48 Extension Piece - 30mm","author":"","date":"07-01-2026","format":false,"excerpt":"Omegon M48 Extension comes with M48 (M48x0.75) female and male threads, 30mm optical length and black aluminum housing - ideal for achieving the right distance and a solid, dew-free connection between telescope and camera in M48 systems.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":92819,"url":"https:\/\/www.telescoop.nl\/en\/omegon-t2-verlengstuk-30mm\/","url_meta":{"origin":25767,"position":4},"title":"Omegon T2 Extension - 30mm","author":"","date":"07-01-2026","format":false,"excerpt":"Omegon T2 Extension comes with T2 (M42x0.75) internal and external threads, optical length of 30mm and compact aluminum design - ideal for extending the distance between camera and telescope in astrophotography.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":26760,"url":"https:\/\/www.telescoop.nl\/en\/omegon-verlengstuk-30-mm-t2\/","url_meta":{"origin":25767,"position":5},"title":"Omegon Extension 30 mm T2","author":"","date":"26-08-2025","format":false,"excerpt":"\u00a0 Omegon Extension 30 mm T2 comes with a T2 inner and outer thread.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Omegon Verlengstuk 30 mm T2","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-T-schroefdraad-verlengstuk-30mm.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-T-schroefdraad-verlengstuk-30mm.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-T-schroefdraad-verlengstuk-30mm.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-T-schroefdraad-verlengstuk-30mm.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-T-schroefdraad-verlengstuk-30mm.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-T-schroefdraad-verlengstuk-30mm.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product\/25767","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=25767"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media\/25772"}],"wp:attachment":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media?parent=25767"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_brand?post=25767"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_cat?post=25767"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_tag?post=25767"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}