{"id":30758,"date":"2025-10-11T13:30:22","date_gmt":"2025-10-11T11:30:22","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=30758"},"modified":"2026-03-12T10:44:14","modified_gmt":"2026-03-12T09:44:14","slug":"explore-scientific-254-1270-dobson-ultra-light","status":"publish","type":"product","link":"https:\/\/staging.telescoop.nl\/en\/explore-scientific-254-1270-dobson-ultra-light\/","title":{"rendered":"Explore Scientific 254\/1270 Dobson Ultra Light"},"content":{"rendered":"<p class=\"wp-block-paragraph\">The <strong>Explore Scientific Dobson telescope N 254\/1270 Ultra Light DOB<\/strong> is designed for those who want to combine maximum light output with mobility. With its 254 mm mirror diameter, lightweight aluminum truss construction and thoughtful transport solution, this Dobson offers the power of a large telescope without the volume of a classic tube.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dobson telescopes are known for their simplicity: set up, point and observe. No complicated mounting, no alignment process - immediately ready to use. The <strong>Ultra Light Series<\/strong> from Explore Scientific takes this concept to the next level with rigid aluminum construction, radial bearings and a perfectly balanced Rocker Box. Even at high magnifications, the telescope moves smoothly and stably.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>parabolic main mirror made of BK7 glass<\/strong> delivers razor-sharp, high-contrast images without spherical distortion. The 9-point floating system with radial roller bearings keeps the mirror precisely collimated, while two built-in fans quickly bring the mirror up to ambient temperature. That means sharper images, less turbulence and faster observing readiness.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Moreover, the telescope is built entirely of metal - no wood, no moisture problems. The catch mirror pin can be removed without tools and the main mirror is adjustable from the front. All parts are designed for quick set-up and take-down. The elevation wheels, top cage and truss tubes fit neatly into the Rockerbox, allowing the telescope to fit into just two aluminum cases.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">With an aperture ratio of <strong>f\/5<\/strong> this is a true all-rounder: suitable for both planetary observations and deep-sky objects such as nebulae and galaxies. The comfortable viewing height of 1.15 meters makes prolonged observation enjoyable, whether standing or sitting.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Application:<\/strong><br>The Explore Scientific 254\/1270 Ultra Light Dobson is ideal for:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>detailed observations of the <strong>Moon and planets<\/strong>;<\/li>\n\n\n\n<li>high-contrast display of <strong>nebulae, galaxies and globular clusters<\/strong>;<\/li>\n\n\n\n<li>visual deep-sky observation with high image sharpness.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Not recommended for astrophotography - this Dobson is optimized for <strong>visual use<\/strong>.<br>Thanks to its lightweight design and stable construction, this model is suitable for both <strong>beginners<\/strong> as <strong>advanced observers<\/strong> Who seek a large opening with maximum portability.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Specifications<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Optics<\/strong><br>Type: Reflector<br>Design: Newton<br>Opening: 254 mm<br>Focal length: 1270 mm<br>Aperture ratio: f\/5<br>Resolution: 0.45\u2033<br>Boundary magnitude: 13.8<br>Light output: 1320\u00d7 relative to the naked eye<br>Maximum magnification: 508\u00d7<br>Main mirror: Parabolic, BK7 glass<br>Tube construction: open truss (aluminum)<br>Main mirror ventilation: Yes (2 fans)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Focuser<\/strong><br>Type: rack &amp; pinion<br>Ocular connection: 2\u2033 with 1.25\u2033 adapter<br>Reduction: 1:10 fine adjustment<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Mount<\/strong><br>Type: Dobson (Rocker box)<br>Material: Aluminum<br>GoTo control: No<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Included accessories<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Red dot viewfinder<\/li>\n\n\n\n<li>2\u2033 \/ 1.25\u2033 eyepiece adapter<\/li>\n\n\n\n<li>Anti-reflection finish<\/li>\n\n\n\n<li>Extensions<\/li>\n\n\n\n<li>Battery compartment for fans<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Dimensions &amp; weight<\/strong><br>Overall height (zenith): approx. 1.15 m<br>Total weight: 26.4 kg<br>Mirror cabinet: 14 kg<br>Top cage + Rocker box: 9.7 kg<br>Truss tubes: 1.5 kg<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Application<\/strong><br>\u2713 Moon &amp; planets<br>\u2713 Nebulae &amp; galaxies<br>\u2717 Nature observation<br>\u2717 Astrophotography<br>\u2717 Sun (only with appropriate sunscreen)<br>\u2713 Beginners<br>\u2713 Advanced<\/p>","protected":false},"excerpt":{"rendered":"<p data-start=\"300\" data-end=\"516\">Explore Scientific Dobson telescope N 254\/1270 Ultra Light DOB comes with open aluminum truss tube, 2\u2033 focuser and parabolic main mirror for high-contrast deep-sky observations.<\/p>","protected":false},"featured_media":30760,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[498],"product_cat":[51,566,2972],"product_tag":[],"class_list":["post-30758","product","type-product","status-publish","has-post-thumbnail","product_brand-explore-scientific","product_cat-telescopen","product_cat-dobsonians","product_cat-newton-reflectors","product_shipping_class-telescoop","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":30773,"url":"https:\/\/staging.telescoop.nl\/en\/explore-scientific-305-1525-dobson-ultra-light-gen-ii\/","url_meta":{"origin":30758,"position":0},"title":"Explore 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Hexafoc","author":"","date":"08-10-2025","format":false,"excerpt":"Bresser Dobson Telescope N 254\/1270 Messier Hexafoc DOB comes with 25 mm Super Pl\u00f6ssl, 6x30 viewfinder, solar filter and 2\u201d Hexafoc focuser - powerful 10\" Newton reflector for deep-sky and planetary observations with maximum light output. \u00a0 \u00a0","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Bresser Dobson Telescoop N 254\/1270 Messier Hexafoc DOB","src":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/10\/Bresser-Dobson-telescoop-N-254-1270-Messier-Hexafoc-DOB.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/10\/Bresser-Dobson-telescoop-N-254-1270-Messier-Hexafoc-DOB.jpg?resize=350%2C200&ssl=1 1x, 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