{"id":24882,"date":"2025-08-03T15:00:18","date_gmt":"2025-08-03T13:00:18","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=24882"},"modified":"2026-07-19T22:31:44","modified_gmt":"2026-07-19T20:31:44","slug":"red-color-filter-2-inch-omegon-25","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/rood-kleurfilter-2-inch-omegon-25\/","title":{"rendered":"Omegon Red Color Filter #25 2-inch"},"content":{"rendered":"<h2 class=\"wp-block-heading has-text-align-center\"><strong>Omegon Kleurfilter Rood #25 2 inch: de standaard voor Marspoolkappen<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dit rode kleurfilter blokkeert blauw en groen licht vrijwel volledig. Daarmee ontstaat een zeer sterk contrast tussen blauwig getinte structuren en de heldere details op het oppervlak van Mars, Jupiter en Saturnus.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Het filter wordt vooral gebruikt voor de poolkappen op Mars, waar het de standaardkeuze is. De sterke demping vraagt wel om een ruime opening: op kleinere telescopen wordt het beeld te donker.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-25-rood-2-.jpg\" alt=\"Omegon Red Color Filter #25 2-inch\" title=\"\"><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Features<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>Wratten #25, rood<\/li><li>Blokkeert blauw en groen vrijwel volledig<\/li><li>Standaardfilter voor de poolkappen op Mars<\/li><li>Standard 2-inch thread<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Compatibility<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Voor telescopen met een 2 inch lichtweg en een ruime opening. Kleurfilters werken het best op een telescoop vanaf circa 100 mm opening: het filter kost licht, en dat moet de opening kunnen opvangen.<\/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>Type<\/strong><\/td><td>Color filter<\/td><\/tr><tr><td><strong>Wart number<\/strong><\/td><td>#25<\/td><\/tr><tr><td><strong>Color<\/strong><\/td><td>Red<\/td><\/tr><tr><td><strong>Mount<\/strong><\/td><td>2 inches<\/td><\/tr><tr><td><strong>Glass<\/strong><\/td><td>Tinted optical glass<\/td><\/tr><tr><td><strong>Note<\/strong><\/td><td>Dempt sterk, vraagt om een grotere opening<\/td><\/tr><tr><td><strong>Observation goals<\/strong><\/td><td>Moon and planets<\/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>Rood Wratten #25 kleurfilter in 2 inch vatting. Blokkeert blauw en groen vrijwel volledig en is de standaard voor poolkappen op Mars.<\/p>","protected":false},"featured_media":24887,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[126],"product_cat":[3140,588,56],"product_tag":[],"class_list":["post-24882","product","type-product","status-publish","has-post-thumbnail","product_brand-omegon","product_cat-maan-en-planetenfilters-kleurfilters","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":12891,"url":"https:\/\/www.telescoop.nl\/en\/omegon-set-kleurenfilters-125-6-delig\/","url_meta":{"origin":24882,"position":0},"title":"Omegon Color Filter Set 1.25 inch (6-piece)","author":"Info telescoop","date":"11-03-2025","format":false,"excerpt":"Six-piece 1.25-inch color filter set, including orange #21, red #25, yellow #12, and light blue #82A. The most affordable way to get started with color filters.","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\/03\/Omegon-Set-kleurenfilters-1-25-6-delig--e1741688202542.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":24864,"url":"https:\/\/www.telescoop.nl\/en\/oranje-kleurfilter-2-inch-omegon-21\/","url_meta":{"origin":24882,"position":1},"title":"Omegon Orange Color Filter #21 2-inch","author":"","date":"03-08-2025","format":false,"excerpt":"Oranje Wratten #21 kleurfilter in 2 inch vatting. Versterkt stofstormen en poolkappen op Mars en de banden van Jupiter en Saturnus.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Orange Farbfilter 2 Zoll \u2013 Omegon #21","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-21-oranje-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-kleurfilter-21-oranje-2-.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-21-oranje-2-.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-21-oranje-2-.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-21-oranje-2-.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-21-oranje-2-.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":24870,"url":"https:\/\/www.telescoop.nl\/en\/lichtrood-kleurfilter-125-inch-omegon-23a\/","url_meta":{"origin":24882,"position":2},"title":"Omegon Light Red Color Filter #23A 1.25 inch","author":"","date":"03-08-2025","format":false,"excerpt":"Lichtrood Wratten #23A kleurfilter voor Mars. Maakt poolkappen, stofstormen en donkere gebieden op het oppervlak duidelijker zichtbaar.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Hellrot Farbfilter 1,25 Zoll \u2013 Omegon #23A","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-23A-lichtrood-1-25-.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-kleurfilter-23A-lichtrood-1-25-.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-23A-lichtrood-1-25-.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-23A-lichtrood-1-25-.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-23A-lichtrood-1-25-.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-23A-lichtrood-1-25-.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":24876,"url":"https:\/\/www.telescoop.nl\/en\/lichtrood-kleurfilter-2-inch-omegon-23a\/","url_meta":{"origin":24882,"position":3},"title":"Omegon Light Red Color Filter #23A 2-inch","author":"","date":"03-08-2025","format":false,"excerpt":"Lichtrood Wratten #23A kleurfilter in 2 inch vatting. Vergroot het contrast op Mars en helpt bij structuren in de atmosferen van Jupiter en Saturnus.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Hellrot Farbfilter 2 Zoll \u2013 Omegon #23A","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-23A-lichtrood-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-kleurfilter-23A-lichtrood-2-.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-23A-lichtrood-2-.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-23A-lichtrood-2-.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-23A-lichtrood-2-.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-23A-lichtrood-2-.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":7749,"url":"https:\/\/www.telescoop.nl\/en\/bresser-kleurfilterset-essential-125\/","url_meta":{"origin":24882,"position":4},"title":"Bresser Color Filter Set Essential 1.25\"","author":"Info telescoop","date":"12-02-2025","format":false,"excerpt":"Bresser Essential Color Filter Set with four color filters (red, green, blue, yellow) for increased contrast on the moon and planets. Fits any 1.25 inch filter thread.","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\/Bresser-Filters-Colour-filter-set-Essential-1-25-.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/Bresser-Filters-Colour-filter-set-Essential-1-25-.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/Bresser-Filters-Colour-filter-set-Essential-1-25-.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/02\/Bresser-Filters-Colour-filter-set-Essential-1-25-.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":24918,"url":"https:\/\/www.telescoop.nl\/en\/blauw-kleurfilter-2-inch-omegon-80a\/","url_meta":{"origin":24882,"position":5},"title":"Omegon Blue Color Filter #80A 2-inch","author":"","date":"03-08-2025","format":false,"excerpt":"Blauw Wratten #80A kleurfilter in 2 inch vatting. Het veelzijdigste kleurfilter voor Jupiter, Saturnus en Mars.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Blaufilter 2 Zoll \u2013 Omegon #80A","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-80A-blauw-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-kleurfilter-80A-blauw-2-.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-80A-blauw-2-.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-80A-blauw-2-.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-80A-blauw-2-.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2025\/08\/Omegon-Filters-kleurfilter-80A-blauw-2-.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product\/24882","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=24882"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media\/24887"}],"wp:attachment":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media?parent=24882"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_brand?post=24882"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_cat?post=24882"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_tag?post=24882"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}