{"id":15351,"date":"2025-07-06T19:26:14","date_gmt":"2025-07-06T17:26:14","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=15351"},"modified":"2026-07-19T12:47:19","modified_gmt":"2026-07-19T10:47:19","slug":"zwo-methane-belt-filter-125-inch","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/zwo-methaanband-filter-125-inch\/","title":{"rendered":"ZWO Methane Band Filter 1.25 inches"},"content":{"rendered":"<h2 class=\"wp-block-heading has-text-align-center\"><strong>ZWO Methaanband-filter 1,25 inch: gasreuzen in een ander licht<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dit smalband-interferentiefilter is een specialist: de doorlaatband ligt precies op de absorptielijn van methaan (CH4, rond 889 nm in het nabij-infrarood). Gebieden met veel methaan in de atmosfeer van Jupiter en Saturnus worden donker, hoge wolkenlagen en stormen lichten juist op. Zo leg je structuren vast die met gewone filters onzichtbaar blijven.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">De halfwaardebreedte van 20 nm (200 angstrom) houdt de passband zuiver en de lekkage minimaal. Omdat de lijn diep in het infrarood ligt, is een infraroodgevoelige camera nodig; visueel gebruik is niet mogelijk.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">What you capture with it<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n\n<li>Wolkenbanden en stormen op Jupiter, waaronder de Grote Rode Vlek<\/li>\n\n\n<li>Methaanstructuren in de atmosfeer van Saturnus<\/li>\n\n\n<li>Contrastdetail dat met breedbandfilters verloren gaat<\/li>\n\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Compatibility<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Past in elke 1,25 inch filterhouder of elk filterwiel. Gebruik een IR-gevoelige camera zoals de ASI462MM of ASI174MM; door de smalle band zijn langere belichtingen of hogere gain nodig dan bij gewone planeetfilters.<\/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>methaanband-interferentiefilter<\/td><\/tr><tr><td><strong>Format<\/strong><\/td><td>1.25 inches (31.7 mm)<\/td><\/tr><tr><td><strong>Passband<\/strong><\/td><td>CH4-absorptielijn, circa 889 nm<\/td><\/tr><tr><td><strong>Half-value width<\/strong><\/td><td>20 nm (200 angstrom)<\/td><\/tr><tr><td><strong>Use<\/strong><\/td><td>photographically only<\/td><\/tr><tr><td><strong>Assembly<\/strong><\/td><td>1.25 inch thread<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Een filter voor de gevorderde planeetfotograaf uit de filterserie van <a href=\"https:\/\/www.telescoop.nl\/en\/brands\/zwo\/\">ZWO<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Methaanbandfilter 1,25 inch (CH4, circa 889 nm, bandbreedte 20 nm) voor infraroodgevoelige camera's. Voor contrastrijke opnames van wolkenbanden op Jupiter en Saturnus.<\/p>","protected":false},"featured_media":21106,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[123],"product_cat":[587,588,56],"product_tag":[],"class_list":["post-15351","product","type-product","status-publish","has-post-thumbnail","product_brand-zwo","product_cat-camera-accessoires","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":15089,"url":"https:\/\/www.telescoop.nl\/en\/zwo-asi462mm-mono\/","url_meta":{"origin":15351,"position":0},"title":"ZWO ASI462MM Mono","author":"Info telescoop","date":"04-07-2025","format":false,"excerpt":"Ultragevoelige monochrome planeetcamera met Sony IMX462 sensor: 89% QE, uitzonderlijke infraroodgevoeligheid en 136 fps. De specialist voor planeet-, maan- en zonnefotografie.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"ZWO ASI462MM Mono","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Camera-ASI-462-MM-Mono.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Camera-ASI-462-MM-Mono.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Camera-ASI-462-MM-Mono.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Camera-ASI-462-MM-Mono.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Camera-ASI-462-MM-Mono.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/07\/ZWO-Camera-ASI-462-MM-Mono.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":14836,"url":"https:\/\/www.telescoop.nl\/en\/zwo-filters-ir-passeerfilter-125-inch\/","url_meta":{"origin":15351,"position":1},"title":"ZWO Filters IR pass filter 1.25 inches","author":"","date":"23-06-2025","format":false,"excerpt":"IR-pass filter 1.25 inch: blocks visible light and lets infrared above 850 nm pass through. For sharper moon and planet images in turbulent skies.","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\/06\/ZWO-Blocking-filters-UV-IR-1-25-.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/06\/ZWO-Blocking-filters-UV-IR-1-25-.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/06\/ZWO-Blocking-filters-UV-IR-1-25-.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/06\/ZWO-Blocking-filters-UV-IR-1-25-.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/06\/ZWO-Blocking-filters-UV-IR-1-25-.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/06\/ZWO-Blocking-filters-UV-IR-1-25-.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":28600,"url":"https:\/\/www.telescoop.nl\/en\/optolong-planeten-filterset-125\/","url_meta":{"origin":15351,"position":2},"title":"Optolong Planetary Filter Set 1.25\"","author":"","date":"18-09-2025","format":false,"excerpt":"Optolong planetenfilterset 1,25 inch met vijf filters: UV\/IR-blokkeerfilter, rood, groen en blauw kleurfilter en een IR685 infraroodfilter. Complete basis voor planeetfotografie met monochrome camera's.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Optolong Planeten Filterset 1,25\"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/09\/Optolong-Filters-Planetary-Filter-Set-1-25-.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/09\/Optolong-Filters-Planetary-Filter-Set-1-25-.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/09\/Optolong-Filters-Planetary-Filter-Set-1-25-.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/09\/Optolong-Filters-Planetary-Filter-Set-1-25-.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/09\/Optolong-Filters-Planetary-Filter-Set-1-25-.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/09\/Optolong-Filters-Planetary-Filter-Set-1-25-.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":14831,"url":"https:\/\/www.telescoop.nl\/en\/zwo-filters-filter-set-h-alpha-sii-oiii-125\/","url_meta":{"origin":15351,"position":3},"title":"ZWO Filters Filter-Set H-alpha, SII, OIII 1.25\"","author":"","date":"23-06-2025","format":false,"excerpt":"Smalbandfilterset (H-alfa, SII, OIII) 1,25 inch met 7 nm bandbreedte voor monocamera's. 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