{"id":92816,"date":"2026-01-07T11:45:18","date_gmt":"2026-01-07T10:45:18","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=92816"},"modified":"2026-09-04T14:04:31","modified_gmt":"2026-09-04T12:04:31","slug":"omegon-m48-extension-piece-30mm","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/omegon-m48-verlengstuk-30mm\/","title":{"rendered":"Omegon M48 Extension Tube 30mm"},"content":{"rendered":"<h2 class=\"wp-block-heading has-text-align-center\"><strong>Omegon M48 Extension Tube 30 mm: 30 mm in the M48 chain<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M48 is the thread size for 2-inch filters and many correctors. This extension adds a fixed 30mm to that chain, for building the correct working distance or parfocaling a camera.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">On a Seestar with the S30 to M48 adapter, this extension tube also serves as a dew shield: the tube extends in front of the lens and keeps condensation and stray light away.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-3 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Verlengstuk-M48-Extension-30mm-1.jpg\" alt=\"Omegon M48 extension tube 30 mm\" title=\"\"><\/figure><figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Verlengstuk-M48-Extension-30mm.jpg\" alt=\"Omegon M48 extension tube 30 mm\" title=\"\"><\/figure><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Features<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>Both sides M48 x 0.75<\/li><li>Optical length 30 mm<\/li><li>50.8 mm diameter<\/li><li>Aluminum, black<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Compatibility<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">For all components with M48 thread. Combine lengths to achieve the exact desired distance.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Specifications<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Telescope silk<\/strong><\/td><td>M48 x 0.75<\/td><\/tr><tr><td><strong>Camera side<\/strong><\/td><td>M48 x 0.75<\/td><\/tr><tr><td><strong>Optical length<\/strong><\/td><td>30 mm<\/td><\/tr><tr><td><strong>Diameter<\/strong><\/td><td>50.8 mm<\/td><\/tr><tr><td><strong>Material<\/strong><\/td><td>Aluminum, black<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">You can find more adapters for this merk on the <a href=\"\/en\/brands\/omegon\/\">Omegon merk Page<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Extension piece with M48 x 0.75 thread on both sides and 30 mm optical length.<\/p>","protected":false},"featured_media":99138,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[126],"product_cat":[56,499,469,3104],"product_tag":[],"class_list":["post-92816","product","type-product","status-publish","has-post-thumbnail","product_brand-omegon","product_cat-telescoop-accessoires","product_cat-adapters","product_cat-astro-fotografie","product_cat-overige-astrofotografie-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":92813,"url":"https:\/\/www.telescoop.nl\/en\/omegon-m48-verlengstuk-20mm\/","url_meta":{"origin":92816,"position":0},"title":"Omegon M48 Extension 20 mm","author":"","date":"07-01-2026","format":false,"excerpt":"Verlengstuk met M48 x 0,75 schroefdraad aan beide zijden en 20 mm optische lengte.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Verlengstuk-M48-Extension-20mm-1.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":93356,"url":"https:\/\/www.telescoop.nl\/en\/omegon-dauwkap-stofkap-30mm-seestar-s30\/","url_meta":{"origin":92816,"position":1},"title":"Omegon Dew Shield and Dust Cap 30 mm for ZWO Seestar S30","author":"","date":"10-01-2026","format":false,"excerpt":"Dew cap and magnetic dust cap for the Seestar S30 with M48 adapter. The 30 mm extension shields the optics further than the 20 mm version.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-30mm-Dauwkap-en-afdekkap-voor-Seestar-S30-1.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":26226,"url":"https:\/\/www.telescoop.nl\/en\/omegon-field-flattener-2-inch\/","url_meta":{"origin":92816,"position":2},"title":"Omegon Field Flattener 2 inch","author":"","date":"25-08-2025","format":false,"excerpt":"Field flattener with M48 connections for refractors from f\/4 to f\/8, including extension tubes for the correct sensor distance.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Omegon Field Flattener 2 inch","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Field-Flattener-2-.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Field-Flattener-2-.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Field-Flattener-2-.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Field-Flattener-2-.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Field-Flattener-2-.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Field-Flattener-2-.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":93353,"url":"https:\/\/www.telescoop.nl\/en\/omegon-dauwkap-stofkap-20mm-seestar-s30\/","url_meta":{"origin":92816,"position":3},"title":"Omegon Dew Shield and Dust Cap 20mm for ZWO Seestar S30","author":"","date":"10-01-2026","format":false,"excerpt":"Anti-fog cap and magnetic dust cap for the Seestar S30, with an M48 adapter for 2-inch filters. The 20-mm extension keeps the setup compact.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-20mm-Dauwkap-en-afdekkap-voor-Seestar-S30-1.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":92564,"url":"https:\/\/www.telescoop.nl\/en\/omegon-s30-naar-m48-adapter-seestar\/","url_meta":{"origin":92816,"position":4},"title":"Omegon S30 to M48 Adapter (Seestar)","author":"","date":"06-01-2026","format":false,"excerpt":"Adapter that gives the lens opening of the ZWO Seestar S30 an M48 thread, for 2-inch filters and extensions. Includes O-ring.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Adapter-Seestar-S30-M48-7.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":34224,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-flat-gt-flattener-gran-turismo-refractor-2-inch\/","url_meta":{"origin":92816,"position":5},"title":"William Optics Flat GT Flattener for GranTurismo Refractor","author":"","date":"17-11-2025","format":false,"excerpt":"William Optics Flat GT flattener for the GranTurismo 71 and 81: M63 telescope side, M48 camera side with filter thread, full-frame correction, and only 22 mm long.","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-Flat-GT-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\/92816","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=92816"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media\/99138"}],"wp:attachment":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media?parent=92816"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_brand?post=92816"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_cat?post=92816"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_tag?post=92816"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}