{"id":7415,"date":"2025-02-12T21:06:05","date_gmt":"2025-02-12T20:06:05","guid":{"rendered":"https:\/\/telescoop.rabdevelopment.nl\/?post_type=product&#038;p=7415"},"modified":"2026-07-20T16:55:19","modified_gmt":"2026-07-20T14:55:19","slug":"vespera-dual-band-filter","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/vespera-dual-band-filter\/","title":{"rendered":"Vaonis Vespera Dual Band Filter"},"content":{"rendered":"<h2 class=\"wp-block-heading has-text-align-center\"><strong>Vaonis Vespera Dual Band Filter: nevels in vol contrast<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Het Vaonis dual band filter is het specialistische nevelfilter voor de Vespera. Het smalbandige interferentiefilter laat uitsluitend de twee belangrijkste emissielijnen van nevels door: waterstof-alfa (H-alfa) en zuurstof-III (O-III). Al het overige licht, inclusief lichtvervuiling en maanlicht, wordt geblokkeerd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Emissienevels, planetaire nevels en supernovaresten springen daardoor uit een vrijwel zwarte achtergrond, ook vanuit de stad en zelfs bij een heldere maan.<\/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\/02\/DBF2.png\" alt=\"Vaonis Vespera dual band filter\" title=\"\"><\/figure><figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/DBF1.png\" alt=\"Vaonis Vespera dual band filter\" title=\"\"><\/figure><\/figure>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8d39b2df wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:38%\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/DBF1.png\" alt=\"Vaonis Vespera dual band filter\" title=\"\"><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:62%\">\n<h4 class=\"wp-block-heading\">Automatisch herkend<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">De ge\u00efntegreerde chip meldt het filter aan bij het station zodra je het opklikt. De Singularity-app stemt de opname en beeldverwerking er automatisch op af.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8d39b2df wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:38%\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/DBF1.png\" alt=\"Vaonis Vespera dual band filter\" title=\"\"><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:62%\">\n<h4 class=\"wp-block-heading\">Voor welke objecten<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Denk aan de Orionnevel, de Noord-Amerikanevel, de Sluiernevel en de Halternevel: objecten die in H-alfa en O-III stralen. Sterrenstelsels en sterrenhopen stralen breedbandig; daarvoor is het CLS-filter of geen filter de betere keuze.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Included<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>Vespera dual band filter met ge\u00efntegreerde chip<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Featured accessories<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Het dual band filter en het CLS-filter vullen elkaar aan: smalband voor nevels, breedband voor al het andere. Fotografeer je in vochtige nachten, overweeg dan ook de hygrometer tegen condens.<\/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 Vespera-bezitters die het maximale uit emissienevels willen halen<\/li><li>\u2713 Stadsfotografen: het filter werkt juist sterk onder lichtvervuilde hemel en bij maanlicht<\/li><li>\u2717 Wie vooral sterrenstelsels en sterrenhopen fotografeert: die objecten winnen niets bij een smalbandfilter<\/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>Suitable for<\/strong><\/td><td>Vaonis Vespera-serie<\/td><\/tr><tr><td><strong>Type<\/strong><\/td><td>Smalband interferentiefilter (dual band)<\/td><\/tr><tr><td><strong>Passage<\/strong><\/td><td>H-alfa en O-III emissielijnen<\/td><\/tr><tr><td><strong>Herkenning<\/strong><\/td><td>Automatisch, via ge\u00efntegreerde chip<\/td><\/tr><tr><td><strong>Observation goals<\/strong><\/td><td>Emissienevels, planetaire nevels, supernovaresten<\/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\/vaonis\/\">Vaonis merk Page<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Vaonis Vespera dual band filter: smalbandfilter dat alleen H-alfa en O-III doorlaat voor contrastrijke nevelfotografie, ook onder lichtvervuilde hemel.<\/p>","protected":false},"featured_media":17280,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[121],"product_cat":[56],"product_tag":[],"class_list":["post-7415","product","type-product","status-publish","has-post-thumbnail","product_brand-vaonis","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":7412,"url":"https:\/\/www.telescoop.nl\/en\/vespera-solar-filter\/","url_meta":{"origin":7415,"position":0},"title":"Vaonis Vespera Solar Filter","author":"","date":"12-02-2025","format":false,"excerpt":"Vaonis Vespera zonnefilter: glasfilter voor de voorzijde van je Vespera. Volg en fotografeer zonnevlekken veilig via de zonmodus in de Singularity-app.","rel":"","context":"With 1 comment","block_context":{"text":"With 1 comment","link":"https:\/\/www.telescoop.nl\/en\/vespera-solar-filter\/#comments"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/filter1.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/filter1.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/filter1.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/filter1.png?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/filter1.png?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":108114,"url":"https:\/\/www.telescoop.nl\/en\/vaonis-vespera-iii\/","url_meta":{"origin":7415,"position":1},"title":"Vaonis Vespera III","author":"Info telescoop","date":"14-05-2026","format":false,"excerpt":"The Vaonis Vespera III is the 4K smart telescope with Sony IMX585 sensor, up to 24 MP via CovalENS, 11-hour battery life, and 115 GB storage. Petzval-inspired quadruplet design with ED glass.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Vaonis Vespera III","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/05\/vespera-iii-v1.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/05\/vespera-iii-v1.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/05\/vespera-iii-v1.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/05\/vespera-iii-v1.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":7417,"url":"https:\/\/www.telescoop.nl\/en\/vespera-lichtvervuiling-filter\/","url_meta":{"origin":7415,"position":2},"title":"Vaonis Vespera CLS filter","author":"","date":"12-02-2025","format":false,"excerpt":"Vaonis Vespera CLS-filter: blokkeert stadsverlichting van natrium- en kwiklampen voor contrastrijke deep-sky opnamen. Automatische herkenning via chip.","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\/02\/Lichtvervuiling-filter.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/Lichtvervuiling-filter.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/Lichtvervuiling-filter.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/Lichtvervuiling-filter.png?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":7418,"url":"https:\/\/www.telescoop.nl\/en\/hygrometer-met-anti-condenssysteem\/","url_meta":{"origin":7415,"position":3},"title":"Vaonis Vespera Hygrometer","author":"","date":"12-02-2025","format":false,"excerpt":"Vaonis hygrometer: a sensor that measures temperature and humidity and automatically controls the anti-fog system of your Vespera or Vespera II.","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\/02\/Hygrometer4.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/Hygrometer4.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/Hygrometer4.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/Hygrometer4.png?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":28821,"url":"https:\/\/www.telescoop.nl\/en\/optolong-filters-l-quad-enhance-2\/","url_meta":{"origin":7415,"position":4},"title":"Optolong L-Quad Enhance 2''","author":"","date":"19-09-2025","format":false,"excerpt":"Optolong L-Quad Enhanced (L-QEF) 2 inch: quad-band light pollution filter for color cameras. Four passbands around H-beta, OIII, H-alpha, and SII with over 90 percent transmission and infrared blocking up to 1000 nm.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Optolong Filters L-Quad Enhance 2''","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/09\/Optolong-Filters-L-Quad-Enhance-2-.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-L-Quad-Enhance-2-.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/09\/Optolong-Filters-L-Quad-Enhance-2-.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/09\/Optolong-Filters-L-Quad-Enhance-2-.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/09\/Optolong-Filters-L-Quad-Enhance-2-.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/09\/Optolong-Filters-L-Quad-Enhance-2-.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":7409,"url":"https:\/\/www.telescoop.nl\/en\/vespera-ii\/","url_meta":{"origin":7415,"position":5},"title":"Vaonis Vespera II","author":"Info telescoop","date":"12-02-2025","format":false,"excerpt":"The Vaonis Vespera II is available as a standalone unit or with a High Carbon tripod. 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