{"id":14831,"date":"2025-06-23T20:33:27","date_gmt":"2025-06-23T18:33:27","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=14831"},"modified":"2026-07-19T12:47:15","modified_gmt":"2026-07-19T10:47:15","slug":"zwo-filters-filter-set-h-alpha-sii-oiii-125","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/zwo-filters-filter-set-h-alpha-sii-oiii-125\/","title":{"rendered":"ZWO Filters Filter-Set H-alpha, SII, OIII 1.25\""},"content":{"rendered":"<h2 class=\"wp-block-heading has-text-align-center\"><strong>ZWO Filterset H-alfa, SII en OIII 1,25 inch: smalbandopnames met maximaal neveldetail<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Deze smalbandfilterset is de toegang tot serieuze narrowband-astrofotografie met een monochrome camera. Elk filter isoleert met een bandbreedte van slechts 7 nm precies een emissielijn, waardoor zwakke nevelstructuren met hoog contrast zichtbaar worden en lichtvervuiling vrijwel volledig wordt onderdrukt. Zo fotografeer je gedetailleerde nevels, ook midden in de stad of bij maanlicht.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Wat elk filter doet<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n\n<li>H-alfa (656 nm): waterstofnevels en HII-gebieden, het rijkste signaal aan de nachthemel<\/li>\n\n\n<li>OIII (501 nm): planetaire nevels en supernovaresten<\/li>\n\n\n<li>SII (672 nm): zwavelemissie in diepe nevelgebieden<\/li>\n\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Samen vormen de drie kanalen het klassieke Hubble-palet (SHO), de kleurcombinatie waarmee de bekendste nevelfoto's zijn gemaakt. Elk kanaal belicht je apart en combineer je daarna in bewerkingssoftware tot een kleurenbeeld.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Compatibility<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">De filters passen in alle filterwielen met 1,25 inch sleuven, zoals de ZWO EFW 8x1,25 inch. Ze zijn homofocaal met de ZWO LRGB-filters, dus wisselen kan zonder opnieuw scherp te stellen. Optimaal in combinatie met monochrome camera's zoals de ASI183MM of ASI294MM Mono.<\/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>Filter type<\/strong><\/td><td>smalbandfilterset (H-alfa, SII, OIII)<\/td><\/tr><tr><td><strong>Format<\/strong><\/td><td>1.25 inches (31.7 mm)<\/td><\/tr><tr><td><strong>Half-value width<\/strong><\/td><td>7 nm per filter<\/td><\/tr><tr><td><strong>Transmission<\/strong><\/td><td>meer dan 80%<\/td><\/tr><tr><td><strong>Housing<\/strong><\/td><td>aluminum<\/td><\/tr><tr><td><strong>Use<\/strong><\/td><td>fotografisch, met monocamera<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">De complete smalbandset uit de filterserie van <a href=\"https:\/\/www.telescoop.nl\/en\/brands\/zwo\/\">ZWO<\/a>. Combineer met een ZWO EFW filterwiel en een monocamera voor een volautomatische SHO-workflow.<\/p>","protected":false},"excerpt":{"rendered":"<p>Smalbandfilterset (H-alfa, SII, OIII) 1,25 inch met 7 nm bandbreedte voor monocamera's. De basis voor Hubble-palet opnames met maximaal neveldetail, ook onder stedelijke hemel.<\/p>","protected":false},"featured_media":20390,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[123],"product_cat":[56,587,588,3138],"product_tag":[],"class_list":["post-14831","product","type-product","status-publish","has-post-thumbnail","product_brand-zwo","product_cat-telescoop-accessoires","product_cat-camera-accessoires","product_cat-filters","product_cat-imaging-filters-smalband-en-lrgb","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":15359,"url":"https:\/\/www.telescoop.nl\/en\/zwo-h-alpha-sii-oiii-filterset-36-mm-losse-filters\/","url_meta":{"origin":14831,"position":0},"title":"ZWO H-Alpha SII OIII filter set 36 mm separate filters","author":"","date":"06-07-2025","format":false,"excerpt":"Smalbandset van drie losse 36 mm filters (H-alfa 656 nm, SII 672 nm, OIII 501 nm) met 7 nm bandbreedte. Voor Hubble-palet opnames met grote monosensoren zonder vignettering.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"ZWO H-Alpha SII OIII Filtersatz 36 mm lose Filter","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Filters-Filter-Set-H-alpha-SII-OIII-36mm-unmounted.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Filters-Filter-Set-H-alpha-SII-OIII-36mm-unmounted.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Filters-Filter-Set-H-alpha-SII-OIII-36mm-unmounted.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Filters-Filter-Set-H-alpha-SII-OIII-36mm-unmounted.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Filters-Filter-Set-H-alpha-SII-OIII-36mm-unmounted.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Filters-Filter-Set-H-alpha-SII-OIII-36mm-unmounted.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":15356,"url":"https:\/\/www.telescoop.nl\/en\/zwo-h-alpha-sii-oiii-filterset-31-mm-losse-filters\/","url_meta":{"origin":14831,"position":1},"title":"ZWO H-Alpha SII OIII filter set 31 mm loose filters","author":"","date":"06-07-2025","format":false,"excerpt":"Smalbandset van drie losse 31 mm filters (H-alfa 656 nm, SII 672 nm, OIII 501 nm) met 7 nm bandbreedte. Voor Hubble-palet opnames met monocamera's, ook onder stedelijke hemel.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"ZWO H-Alpha SII OIII Filtersatz 31 mm lose Filter","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Filterset-H-Alpha-SII-OIII-31mm-unmounted.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Filterset-H-Alpha-SII-OIII-31mm-unmounted.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Filterset-H-Alpha-SII-OIII-31mm-unmounted.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Filterset-H-Alpha-SII-OIII-31mm-unmounted.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Filterset-H-Alpha-SII-OIII-31mm-unmounted.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Filterset-H-Alpha-SII-OIII-31mm-unmounted.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":15371,"url":"https:\/\/www.telescoop.nl\/en\/zwo-lijnfilterset-2-inch\/","url_meta":{"origin":14831,"position":2},"title":"ZWO Line Filter Set 2 inch","author":"","date":"06-07-2025","format":false,"excerpt":"Set van drie 2 inch smalbandfilters (H-alfa 656 nm, SII 672 nm, OIII 500 nm) met 7 nm bandbreedte, homofocaal met alle ZWO-filters. 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