{"id":30698,"date":"2025-10-11T12:53:32","date_gmt":"2025-10-11T10:53:32","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=30698"},"modified":"2026-09-29T20:02:40","modified_gmt":"2026-09-29T18:02:40","slug":"focus-mask-bahtinov-sky-watcher-130pds","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/focus-masker-bahtinov-sky-watcher-130pds\/","title":{"rendered":"Bahtinov focus mask for Sky-Watcher 130PDS"},"content":{"rendered":"<h2 class=\"wp-block-heading has-text-align-center\"><strong>Astroprints Bahtinov Mask for Sky-Watcher 130PDS: focusing without guesswork<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">With this Astroprints Bahtinov mask, you can focus the Sky-Watcher 130PDS precisely. You place the mask in front of the telescope opening; then point it at a bright star, and you will see a characteristic pattern of three light rays.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If the middle beam is exactly between the two diagonal beams, the focus is perfect. No more guesswork on the screen: the pattern objectively shows when you are in focus, even with fainter stars thanks to the fine slits.<\/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\/2025\/10\/Astroprints-Focus-masker-Bahtinov-Skywatcher-130PDS.jpg\" alt=\"Astroprints Bahtinov mask for Sky-Watcher 130PDS\" title=\"\"><\/figure><figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/10\/Astroprints-Focus-masker-Bahtinov-Skywatcher-130PDS-1.jpg\" alt=\"Astroprints Bahtinov mask for Sky-Watcher 130PDS\" title=\"\"><\/figure><figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/10\/Astroprints-Focus-masker-Bahtinov-Skywatcher-130PDS-2.jpg\" alt=\"Astroprints Bahtinov mask for Sky-Watcher 130PDS\" title=\"\"><\/figure><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Features<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>Objective focusing control via the Bahtinov diffraction pattern<\/li><li>Fine slits: also usable on less bright stars<\/li><li>3D-printed custom fit for the tube opening of the 130PDS<\/li><li>Placed and removed in seconds<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Compatibility<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Custom-made for the Sky-Watcher 130PDS. Separate masks exist for other tube diameters; a well-fitting mask does not fall into the tube and is not jammed.<\/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>Suitable for<\/strong><\/td><td>Sky-Watcher 130PDS<\/td><\/tr><tr><td><strong>Function<\/strong><\/td><td>Focusing aid (Bahtinov mask)<\/td><\/tr><tr><td><strong>Material<\/strong><\/td><td>3D-printed plastic<\/td><\/tr><tr><td><strong>Assembly<\/strong><\/td><td>For the telescope aperture, without tools<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">You can find more accessories for this brand at the <a href=\"\/en\/brands\/astroprints\/\">Astroprints brand page<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Astroprints Bahtinov mask for the Sky-Watcher 130PDS: objective and repeatable focusing on stars via the diffraction pattern.<\/p>","protected":false},"featured_media":30700,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[550],"product_cat":[56,3115],"product_tag":[],"class_list":["post-30698","product","type-product","status-publish","has-post-thumbnail","product_brand-astroprints","product_cat-telescoop-accessoires","product_cat-focusing","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":7478,"url":"https:\/\/www.telescoop.nl\/en\/focus-masker-voor-seestar-s50\/","url_meta":{"origin":30698,"position":0},"title":"Focus mask for Seestar S50","author":"","date":"12-02-2025","format":false,"excerpt":"Bahtinov focus mask for the ZWO Seestar S50, 3D printed from dimensionally stable PETG. 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Lightweight and can be placed in seconds.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Astroprints Bahtinov Maske f\u00fcr DwarfLab Dwarf Mini gemonteerde Bahtinov-masker op de DwarfLab Dwarf Mini voor nauwkeurige scherpstelling","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/04\/5669933002.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/04\/5669933002.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/04\/5669933002.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/04\/5669933002.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/04\/5669933002.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/04\/5669933002.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":112834,"url":"https:\/\/www.telescoop.nl\/en\/bahtinov-masker-voor-tubus-met-buitendiameter-139-tot-216-mm-astrozap\/","url_meta":{"origin":30698,"position":2},"title":"Bahtinov mask for tubus with outer diameter 139 to 216 mm | Astrozap","author":"Info telescoop","date":"09-10-2026","format":false,"excerpt":"Focus mask for tubes and fog caps with an outer diameter of 139 to 216 mm. This way you can see exactly when a star is sharp, even on a small screen.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"33690_1","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/33690_1.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/33690_1.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/33690_1.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":114060,"url":"https:\/\/www.telescoop.nl\/en\/bahtinov-masker-voor-4-inch-william-optics-refractors-102-en-103-mm-william-optics\/","url_meta":{"origin":30698,"position":3},"title":"Bahtinov mask for 4 inch William Optics refractors (102 and 103 mm) | William Optics","author":"Info telescoop","date":"09-10-2026","format":false,"excerpt":"Focus mask for William Optics refractors with 102 or 103 mm opening. Shows with three light spikes when a star is exactly sharp.","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\/10\/77285_1.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/77285_1.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/77285_1.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":34082,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-75-110mm-bahtinov-mask\/","url_meta":{"origin":30698,"position":4},"title":"William Optics 75-110mm Bahtinov Mask","author":"","date":"16-11-2025","format":false,"excerpt":"William Optics Bahtinov Focusing Screen for tube diameters of 75\u2013110 mm: optical acrylic with 92% transmission and an extra-bright diffraction pattern for precise focusing.","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-75-110mm-Focus-masker-Bahtinov-2.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":34075,"url":"https:\/\/www.telescoop.nl\/en\/william-optics-172-235mm-bahtinov-focusmasker\/","url_meta":{"origin":30698,"position":5},"title":"William Optics 172-235mm Bahtinov Focus Mask","author":"","date":"16-11-2025","format":false,"excerpt":"William Optics Bahtinov Focusing Screen for tube diameters of 172\u2013235 mm: optical acrylic glass with 92% transmission and an extra-bright diffraction pattern for precise focusing.","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-172-235mm-Focus-masker-Bahtinov-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\/30698","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=30698"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media\/30700"}],"wp:attachment":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media?parent=30698"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_brand?post=30698"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_cat?post=30698"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_tag?post=30698"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}