{"id":90693,"date":"2025-11-30T16:58:35","date_gmt":"2025-11-30T15:58:35","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=90693"},"modified":"2026-03-03T12:28:28","modified_gmt":"2026-03-03T11:28:28","slug":"skywatcher-oiii-1-filters-25","status":"publish","type":"product","link":"https:\/\/staging.telescoop.nl\/en\/skywatcher-oiii-1-filters-25\/","title":{"rendered":"Skywatcher OIII 1 Filters 25\u2033"},"content":{"rendered":"<h3 class=\"wp-block-heading\">Bring faint mists to life<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The Skywatcher OIII 1 allows planetary and emission nebulae to be seen clearly. The filter allows only light from dual ionized oxygen to pass through. Anything beyond that is filtered out. This gives your image more contrast and weak structures appear clearly.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" data-id=\"90694\" src=\"https:\/\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/Skywatcher-OIII-1-Filters-25-2.jpg\" alt=\"Skywatcher OIII 1 O-III 1.25-inch line filter in black aluminum mount with blue-green glass.\" class=\"wp-image-90694\" title=\"\"><\/figure>\n<\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Perfect for visual and photographic use<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">This filter is ideal for both viewing and astrophotography. For photography, it works best with monochrome cameras. Combine it with H-alpha or SII filters for high-contrast, detailed nebula images.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" data-id=\"90695\" src=\"https:\/\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/Skywatcher-OIII-1-Filters-25-1.jpg\" alt=\"Skywatcher OIII 1 transmission curve graph showing transmittance at 496 and 501 nm and suppressed background light.\" class=\"wp-image-90695\" title=\"\"><\/figure>\n<\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Easy to attach<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The 1.25\u2033 connection fits most telescopes. The aluminum mount holds the filter securely. You easily insert it into your eyepiece or filter holder and are ready to observe.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">More detail, less distracting light<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">By blocking out unwanted light, your eye or camera sees the haze in its full glory. Subtle patterns and textures that are normally invisible are immediately revealed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Specifications<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Capacity<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Feature<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td>Central wavelength (nm)<\/td><td>496 &amp; 501<\/td><\/tr><tr><td>Mount<\/td><td>1,25\u2033<\/td><\/tr><tr><td>Fasteners<\/td><td>Aluminum<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Optics coating<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Feature<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td>Coating<\/td><td>Multiple<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Telescope connection<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Feature<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td>Connection<\/td><td>1,25\u2033<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>General<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Feature<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td>Type<\/td><td>Filters<\/td><\/tr><tr><td>Design<\/td><td>Line filter<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Application<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Feature<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td>Photographic use<\/td><td>Yes<\/td><\/tr><tr><td>Visually useful<\/td><td>Yes<\/td><\/tr><tr><td>Double stars<\/td><td>No<\/td><\/tr><tr><td>Moon &amp; Planets<\/td><td>No<\/td><\/tr><tr><td>Nebulae &amp; galaxies<\/td><td>Yes<\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"<p>Skywatcher OIII 1 comes with 1.25\u2033 OIII line filter in aluminum mount with multiple coating - ideal for capturing planetary and emission nebulae with greatly enhanced contrast visually and photographically. \u00a0<\/p>","protected":false},"featured_media":98140,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[542],"product_cat":[56,469,588,3138],"product_tag":[],"class_list":["post-90693","product","type-product","status-publish","has-post-thumbnail","product_brand-sky-watcher","product_cat-telescoop-accessoires","product_cat-astro-fotografie","product_cat-filters","product_cat-imaging-filters-smalband-en-lrgb","product_shipping_class-licht","first","outofstock","taxable","shipping-taxable","purchasable","product-type-simple"],"bundled_by":[],"bundle_stock_status":"outofstock","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":90696,"url":"https:\/\/staging.telescoop.nl\/en\/sky-watcher-2-inch-o-iii-filter\/","url_meta":{"origin":90693,"position":0},"title":"Sky-Watcher 2\u2033 O-III Filter","author":"","date":"30-11-2025","format":false,"excerpt":"Skywatcher OIII wordt geleverd met 2\" O-III lijnfilter in robuuste aluminium vatting \u2013 ideaal om planetaire en emissienevels met maximaal contrast visueel en fotografisch vast te leggen onder een lichtvervuilde hemel. \u00a0","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/Skywatcher-Filters-OIII-2-1.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/Skywatcher-Filters-OIII-2-1.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/Skywatcher-Filters-OIII-2-1.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/11\/Skywatcher-Filters-OIII-2-1.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":92606,"url":"https:\/\/staging.telescoop.nl\/en\/omegon-pro-veil-oiii-filter-7nm-2-inch-narrowband\/","url_meta":{"origin":90693,"position":1},"title":"Omegon Pro Veil OIII Filter 7nm (2 inch)","author":"","date":"06-01-2026","format":false,"excerpt":"Omegon Pro Veil OIII Filters comes with OIII 7nm narrowband filter in 2\u201d aluminum mount, protective box and high-quality glass coating - ideal for deep-sky observation and astrophotography of high-contrast emission nebulae, even in light pollution. \u00a0","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Filters-Pro-Veil-OIII-7nm-2-2.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Filters-Pro-Veil-OIII-7nm-2-2.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Filters-Pro-Veil-OIII-7nm-2-2.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Filters-Pro-Veil-OIII-7nm-2-2.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":25065,"url":"https:\/\/staging.telescoop.nl\/en\/omegon-oiii-nevelfilter-125\/","url_meta":{"origin":90693,"position":2},"title":"Omegon OIII nebula filter 1.2","author":"","date":"07-08-2025","format":false,"excerpt":"\u00a0 Omegon OIII Nevelfilter 1,25\" \u2013 toont emissienevels met maximale scherpte en contrast door alleen dubbel ge\u00efoniseerd zuurstoflicht (OIII) door te laten.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Omegon OIII Nevel\u00adfilter 1,25\"","src":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-OIII-filter-1-25-.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-OIII-filter-1-25-.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-OIII-filter-1-25-.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-OIII-filter-1-25-.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-OIII-filter-1-25-.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-OIII-filter-1-25-.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":92602,"url":"https:\/\/staging.telescoop.nl\/en\/omegon-pro-veil-oiii-filter-3nm-2-inch-ultra-narrowband\/","url_meta":{"origin":90693,"position":3},"title":"Omegon Pro Veil OIII Filter 3nm (2 inch)","author":"","date":"06-01-2026","format":false,"excerpt":"Omegon Pro Veil OIII Filters comes with 2\" OIII narrowband filter in aluminum housing, protection box and high transmission for impressive nebula images - ideal for deep-sky photography and light-polluted locations.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Filters-Pro-Veil-OIII-3nm-2-2.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Filters-Pro-Veil-OIII-3nm-2-2.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Filters-Pro-Veil-OIII-3nm-2-2.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Filters-Pro-Veil-OIII-3nm-2-2.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":92536,"url":"https:\/\/staging.telescoop.nl\/en\/omegon-pro-oiii-ccd-filter-1-25-inch\/","url_meta":{"origin":90693,"position":4},"title":"Omegon Pro OIII CCD filter (1.25 inches)","author":"","date":"05-01-2026","format":false,"excerpt":"Omegon Pro OIII CCD filter 1.25'' comes with interference coating, aluminum mount and 1.25\" thread - ideal for visual and photographic observation of planetary nebulae and supernova remnants with enhanced contrast, even in light pollution.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Filters-Pro-OIII-CCD-filter-1-25-2.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Filters-Pro-OIII-CCD-filter-1-25-2.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Filters-Pro-OIII-CCD-filter-1-25-2.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/staging.telescoop.nl\/wp-content\/uploads\/2026\/01\/Omegon-Filters-Pro-OIII-CCD-filter-1-25-2.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/staging.telescoop.nl\/en\/wp-json\/wp\/v2\/product\/90693","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/staging.telescoop.nl\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/staging.telescoop.nl\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/staging.telescoop.nl\/en\/wp-json\/wp\/v2\/comments?post=90693"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/staging.telescoop.nl\/en\/wp-json\/wp\/v2\/media\/98140"}],"wp:attachment":[{"href":"https:\/\/staging.telescoop.nl\/en\/wp-json\/wp\/v2\/media?parent=90693"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/staging.telescoop.nl\/en\/wp-json\/wp\/v2\/product_brand?post=90693"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/staging.telescoop.nl\/en\/wp-json\/wp\/v2\/product_cat?post=90693"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/staging.telescoop.nl\/en\/wp-json\/wp\/v2\/product_tag?post=90693"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}