{"id":25735,"date":"2025-08-24T18:48:47","date_gmt":"2025-08-24T16:48:47","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=25735"},"modified":"2026-03-03T20:25:17","modified_gmt":"2026-03-03T19:25:17","slug":"omegon-barlow-lens-2-5x-2-inch","status":"publish","type":"product","link":"https:\/\/staging.telescoop.nl\/en\/omegon-barlow-lens-2-5x-2-inch\/","title":{"rendered":"Omegon Barlow lens 2.5x 2 inch"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Omegon Barlow lens 2.5x 2 inch extends the focal length of your telescope by a factor of 2.5 and instantly gives your existing eyepieces higher magnification. Where standard Barlows often cause light loss or color errors, this four-element Barlow with multicoating offers a bright, sharp and contrast-rich image. This makes it suitable for both visual observation and astrophotography.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Thanks to the 2\u201d aperture, you can use large wide-angle eyepieces without vignetting without any problems. The included adapter also makes it suitable for 1.25\u201d eyepieces. At the bottom of the lens and adapter is a 2\u201d filter thread, so you can easily continue to use your existing filters.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The four-lens apochromatic design minimizes chromatic aberrations. Moon and planets appear faithful and contrasty, without the color errors that often occur with simple Barlows. For astrophotography, this model is ideal: compact objects that would otherwise appear too small now fill your field of view much better.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The solid aluminum body features a spring ring clamp that secures eyepieces and cameras firmly yet gently - with no screws to scratch. This makes the Barlow a high-quality choice not only optically, but also mechanically.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Application<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">This Omegon 2.5x Barlow is ideal for those who want more magnification for moon and planetary observations, or for astrophotography where extra focal length is needed. Suitable for all telescopes with a 2\u201d focuser.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Specifications<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Type: Barlow lens<\/li>\n\n\n\n<li>Magnification factor: 2.5x<\/li>\n\n\n\n<li>Telescope connection: 2\u201d<\/li>\n\n\n\n<li>Ocular connection: 2\u201d + 1.25\u201d adapter<\/li>\n\n\n\n<li>Optical design: 4 elements, apochromatic<\/li>\n\n\n\n<li>Optics coating: multicoating<\/li>\n\n\n\n<li>Filter thread: yes (2\u201d)<\/li>\n\n\n\n<li>Ring clamp: spring ring clamp (safe and scratch-free)<\/li>\n\n\n\n<li>Optical length: 48 mm<\/li>\n\n\n\n<li>Height: 93 mm (with adapter 60 mm extra)<\/li>\n\n\n\n<li>Diameter: 61 mm<\/li>\n\n\n\n<li>Weight: 300 g<\/li>\n\n\n\n<li>Material: aluminum, black anodized<\/li>\n\n\n\n<li>Series: Advanced<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p data-start=\"180\" data-end=\"298\">Omegon Barlow lens 2.5x 2 inches - comes with 2\u201d to 1.25\u201d adapter, spring ring clamp and 2\u201d filter thread.<\/p>\n<h3 data-start=\"300\" data-end=\"324\">\u00a0<\/h3>","protected":false},"featured_media":25746,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[126],"product_cat":[56,3134,502],"product_tag":[],"class_list":["post-25735","product","type-product","status-publish","has-post-thumbnail","product_brand-omegon","product_cat-telescoop-accessoires","product_cat-barlow-lenzen-en-focal-extenders","product_cat-amici-prisma-omkeerprisma-rechtopstaand-beeld","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":25723,"url":"https:\/\/staging.telescoop.nl\/en\/omegon-premium-barlow-lens-2x-2-inch-apochromatisch\/","url_meta":{"origin":25735,"position":0},"title":"Omegon Premium Barlow lens 2x 2 inch apochromatic","author":"","date":"24-08-2025","format":false,"excerpt":"\u00a0 Omegon Premium Barlow lens 2x 2 inch apochromatic - comes with four-element optics, multicoating and compression ring.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Omegon Premium Barlow lens 2x 2 inch apochromatisch","src":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Premium-Barlowlens-2x-2-.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Premium-Barlowlens-2x-2-.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Premium-Barlowlens-2x-2-.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Premium-Barlowlens-2x-2-.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Premium-Barlowlens-2x-2-.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Premium-Barlowlens-2x-2-.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":25697,"url":"https:\/\/staging.telescoop.nl\/en\/omegon-2x-ed-barlow-lens-2-inch\/","url_meta":{"origin":25735,"position":1},"title":"Omegon 2x ED Barlow lens 2 inch","author":"","date":"24-08-2025","format":false,"excerpt":"\u00a0 Omegon 2x ED Barlow lens 2 inch - 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