{"id":25065,"date":"2025-08-07T16:45:23","date_gmt":"2025-08-07T14:45:23","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=25065"},"modified":"2026-07-19T22:18:32","modified_gmt":"2026-07-19T20:18:32","slug":"omegon-oiii-mist-filter-125","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/omegon-oiii-nevelfilter-125\/","title":{"rendered":"Omegon OIII Nebula Filter 1.25 inch"},"content":{"rendered":"<h2 class=\"wp-block-heading has-text-align-center\"><strong>Omegon OIII Nevelfilter 1,25 inch: het scherpste contrast op planetaire nevels<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dit specialistische smalbandfilter is bedoeld voor waarnemers die het maximale detail willen halen uit planetaire nevels en supernovaresten.<\/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\/08\/Omegon-Filters-OIII-filter-1-25-.jpg\" alt=\"Omegon OIII nevelfilter 1,25 inch\" title=\"\"><\/figure><figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-OIII-filter-1-25-1.jpg\" alt=\"Omegon OIII nevelfilter 1,25 inch\" title=\"\"><\/figure><figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-OIII-filter-1-25-2.jpg\" alt=\"Omegon OIII nevelfilter 1,25 inch\" title=\"\"><\/figure><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">Twee golflengten, meer niet<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Het filter laat vrijwel uitsluitend licht door rond 496 en 501 nanometer, precies de emissielijnen van dubbel ge\u00efoniseerd zuurstof. Die lijnen domineren in objecten zoals de Sluiernevel, de Ringnevel en de Halternevel.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Wat je erdoor ziet<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Omdat alle overige golflengten worden geblokkeerd, waaronder straatverlichting, maanlicht en een groot deel van het sterlicht, wordt het verschil tussen object en achtergrond veel groter. Filamenten, randen en gasstructuren komen tevoorschijn die zonder filter nauwelijks te onderscheiden zijn.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Featured accessories<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Het filter blokkeert veel licht, dus het effect is het sterkst vanaf circa 150 mm opening. Op kleinere telescopen werkt het alleen bij lage vergroting.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">For whom yes and for whom no<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>\u2713 Waarnemers van planetaire nevels en supernovaresten<\/li><li>\u2713 Telescopen vanaf circa 150 mm opening<\/li><li>\u2713 Wie al een breedbandfilter heeft en gerichter wil filteren<\/li><li>\u2717 Kleine telescopen onder 150 mm: het beeld wordt dan snel te donker<\/li><li>\u2717 Waarneming van sterrenstelsels en sterrenhopen: die stralen niet in OIII<\/li><\/ul>\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>Type<\/strong><\/td><td>OIII narrowband filter<\/td><\/tr><tr><td><strong>Mount<\/strong><\/td><td>1.25 inches<\/td><\/tr><tr><td><strong>Doorgelaten lijnen<\/strong><\/td><td>496 en 501 nm<\/td><\/tr><tr><td><strong>Observation goals<\/strong><\/td><td>Visueel, planetaire nevels<\/td><\/tr><tr><td><strong>Recommended opening<\/strong><\/td><td>Vanaf circa 150 mm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">You can find more accessories for this merk at the <a href=\"\/en\/brands\/omegon\/\">Omegon merk Page<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>OIII narrowband filter that only lets through the light of doubly ionized oxygen. Shows filaments in planetary nebulae and supernova remnants from about 150 mm aperture.<\/p>","protected":false},"featured_media":25076,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[126],"product_cat":[3138,587,3137,588,56],"product_tag":[],"class_list":["post-25065","product","type-product","status-publish","has-post-thumbnail","product_brand-omegon","product_cat-imaging-filters-smalband-en-lrgb","product_cat-camera-accessoires","product_cat-deep-sky-filters","product_cat-filters","product_cat-telescoop-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":25077,"url":"https:\/\/www.telescoop.nl\/en\/omegon-oiii-nevelfilter-2-inch\/","url_meta":{"origin":25065,"position":0},"title":"Omegon OIII nebula filter 2 inch","author":"","date":"07-08-2025","format":false,"excerpt":"OIII narrowband filter in a 2-inch mount for wide-field eyepieces. Makes the background very dark and shows structure in extended nebulae and supernova remnants.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Omegon OIII Nevel\u00adfilter 2 inch","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-OIII-filter-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-Filters-OIII-filter-2-.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-OIII-filter-2-.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-OIII-filter-2-.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-OIII-filter-2-.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-OIII-filter-2-.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":32336,"url":"https:\/\/www.telescoop.nl\/en\/televue-bandmate-type-2-oiii-125-lijnfilter\/","url_meta":{"origin":25065,"position":1},"title":"TeleVue Bandmate Type 2 OIII 1.25\" - Line Filter","author":"Abdullah Ibrar","date":"02-11-2025","format":false,"excerpt":"Bandmate Type 2 1.25-inch OIII filter for maximum contrast on planetary nebulae.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"TeleVue Filters Filter OIII Bandmate Type 2 1,25\" zwart 1,25 inch OIII-filter met groene glaslaag en TeleVue Bandmate Type 2 opdruk op witte achtergrond","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/TeleVue-Filters-Filter-OIII-Bandmate-Type-2-1-25-2.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/TeleVue-Filters-Filter-OIII-Bandmate-Type-2-1-25-2.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/TeleVue-Filters-Filter-OIII-Bandmate-Type-2-1-25-2.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/TeleVue-Filters-Filter-OIII-Bandmate-Type-2-1-25-2.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":32642,"url":"https:\/\/www.telescoop.nl\/en\/ioptron-oiii-1-25-inch-filters\/","url_meta":{"origin":25065,"position":2},"title":"iOptron OIII 1.25\" Filters","author":"","date":"06-11-2025","format":false,"excerpt":"iOptron OIII lijnfilter 1,25\" met 7 nm halfwaardebreedte rond 496 en 501 nm, in aluminium vatting, voor nevelfotografie met monochrome camera's.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":92536,"url":"https:\/\/www.telescoop.nl\/en\/omegon-pro-oiii-ccd-filter-1-25-inch\/","url_meta":{"origin":25065,"position":3},"title":"Omegon Pro OIII CCD Filter 1.25 inch","author":"","date":"05-01-2026","format":false,"excerpt":"OIII-interferentiefilter met 12 nm doorlaat voor planetaire nevels en supernovaresten. Geschikt voor oog en camera, optimaal vanaf circa 200 mm opening.","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-Filters-Pro-OIII-CCD-filter-1-25-2.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":92622,"url":"https:\/\/www.telescoop.nl\/en\/omegon-pro-veil-sii-filter-7nm-2-inch-narrowband\/","url_meta":{"origin":25065,"position":4},"title":"Omegon Pro Veil SII Filter 7nm 2 inch","author":"","date":"06-01-2026","format":false,"excerpt":"SII-narrowband filter from the Pro Veil series with a 7 nm passband. Captures sulfur emissions in nebulae and supernova remnants, even under urban light pollution.","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-Filters-Pro-Veil-SII-7nm-2-2.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":90693,"url":"https:\/\/www.telescoop.nl\/en\/skywatcher-oiii-1-filters-25\/","url_meta":{"origin":25065,"position":5},"title":"Sky-Watcher 1.25 inch O-III Filter","author":"","date":"30-11-2025","format":false,"excerpt":"O-III lijnfilter in 1,25 inch: laat alleen de zuurstoflijnen op 496 en 501 nm door, voor maximaal contrast op planetaire nevels en supernovaresten zoals de Sluiernevel.","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\/Skywatcher-OIII-1-Filters-25-1.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product\/25065","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=25065"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media\/25076"}],"wp:attachment":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media?parent=25065"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_brand?post=25065"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_cat?post=25065"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_tag?post=25065"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}