{"id":90682,"date":"2025-11-30T16:40:14","date_gmt":"2025-11-30T15:40:14","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&#038;p=90682"},"modified":"2026-09-11T14:02:18","modified_gmt":"2026-09-11T12:02:18","slug":"sky-watcher-2-inch-light-pollution-filter","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/sky-watcher-2-inch-light-pollution-filter\/","title":{"rendered":"Sky-Watcher 2 inch Light Pollution Filter"},"content":{"rendered":"<h2 class=\"wp-block-heading has-text-align-center\"><strong>Sky-Watcher 2-inch Light Pollution Filter: the city filter for your 2-inch light path<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">This broadband filter suppresses the typical wavelengths of artificial light, while stars and nebulae retain their light. The sky background becomes darker, and the contrast of deep-sky objects is noticeably enhanced, both visually and in photographs.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/Skywatcher-CLS-2-Filters-Light-Polution-2.jpg\" alt=\"Skywatcher CLS 2 light pollution filter 2 inch in black aluminum mount with purple glass.\" title=\"\"><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telescoop.nl\/wp-content\/uploads\/2025\/11\/Skywatcher-CLS-2-Filters-Light-Polution-1.jpg\" alt=\"Skywatcher CLS 2 transmission curve graph with pass-through bands and suppressed light pollution lines.\" title=\"\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The 2-inch version screws into widefield eyepieces, star diagonals, and correctors with a 2-inch filter thread, allowing a single filter to serve your entire setup.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Features<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n\n<li>Suppresses street lighting wavelengths<\/li>\n\n\n<li>A filter for the complete 2-inch light path<\/li>\n\n\n<li>Aluminum vatting with standard filter thread<\/li>\n\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Compatibility<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Screws into the filter thread of 2-inch eyepieces and accessories. Suitable for visual and photographic use.<\/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>Broadband filter (light pollution)<\/td><\/tr><tr><td><strong>Mount<\/strong><\/td><td>2 inches<\/td><\/tr><tr><td><strong>Steeping material<\/strong><\/td><td>Aluminum<\/td><\/tr><tr><td><strong>Use<\/strong><\/td><td>Visual and photographic<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The disassembly of <a href=\"https:\/\/www.telescoop.nl\/en\/brands\/sky-watcher\/\">Sky-Watcher<\/a> is a base that will last you for years. Unsure which mount is best for your telescope and your goals? Contact us, we'd be happy to help you decide.<\/p>","protected":false},"excerpt":{"rendered":"<p>Broadband light pollution filter in 2 inch: suppresses streetlights for a darker background and more contrast, also in the light path of correctors and 2 inch eyepieces.<\/p>","protected":false},"featured_media":98134,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[542],"product_cat":[3139,469,588,56],"product_tag":[],"class_list":["post-90682","product","type-product","status-publish","has-post-thumbnail","product_brand-sky-watcher","product_cat-lichtvervuilingsfilters-light-pollution","product_cat-astro-fotografie","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":3,"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":90679,"url":"https:\/\/www.telescoop.nl\/en\/sky-watcher-1-25-inch-light-pollution-filter\/","url_meta":{"origin":90682,"position":0},"title":"Sky-Watcher 1.25 inch Light Pollution Filter","author":"Info telescoop","date":"30-11-2025","format":false,"excerpt":"Broadband light pollution filter in 1.25 inch: suppresses the light from street lighting and keeps stars and nebulae bright. Usable visually and photographically.","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-CLS-1-Filters-Light-Polution-25-1.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":90688,"url":"https:\/\/www.telescoop.nl\/en\/sky-watcher-2-inch-uhc-filter\/","url_meta":{"origin":90682,"position":1},"title":"Sky-Watcher 2-inch UHC Filter","author":"","date":"30-11-2025","format":false,"excerpt":"Ultra High Contrast filter in 2 inch: maximum nebula contrast in the complete 2 inch light path, from widefield eyepiece to corrector.","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-UHC-2-Filters-1.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":90685,"url":"https:\/\/www.telescoop.nl\/en\/sky-watcher-1-25-inch-uhc-filter\/","url_meta":{"origin":90682,"position":2},"title":"Sky-Watcher 1.25 inch UHC Filter","author":"","date":"30-11-2025","format":false,"excerpt":"Ultra High Contrast filter in 1.25 inch: smaller passband than a broadband filter, for clearly more contrast on emission nebulae such as Orion, Lagoon, and Swan.","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-UHC-1-Filters-25-1.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":90696,"url":"https:\/\/www.telescoop.nl\/en\/sky-watcher-2-inch-o-iii-filter\/","url_meta":{"origin":90682,"position":3},"title":"Sky-Watcher 2\" O-III Filter","author":"","date":"30-11-2025","format":false,"excerpt":"O-III line filter in 2 inch: only the oxygen lines at 496 and 501 nm, for maximum nebula contrast in widefield eyepieces and the 2-inch light path.","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-Filters-OIII-2-.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":107271,"url":"https:\/\/www.telescoop.nl\/en\/sky-watcher-explorer-200pds-eq5-pro\/","url_meta":{"origin":90682,"position":4},"title":"Sky-Watcher Explorer-200PDS (EQ5 PRO) - 200\/1000 Newtonian Reflector\u00a0","author":"Info telescoop","date":"20-04-2026","format":false,"excerpt":"De Sky-Watcher Explorer-200PDS EQ5 Pro is de complete acht inch GoTo-set: imaging-Newton met grote collimatieknoppen op een SynScan-montering die zoekt en exact volgt.","rel":"","context":"With 1 comment","block_context":{"text":"With 1 comment","link":"https:\/\/www.telescoop.nl\/en\/sky-watcher-explorer-200pds-eq5-pro\/#comments"},"img":{"alt_text":"Sky-Watcher Explorer-200PDS (EQ5 PRO) 200mm f\/5 Newton-buis op EQ5 Pro equatoriale montering met contragewicht, 1,75 inch RVS statief en handcontroller op witte achtergrond","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/04\/10220-20981A-scaled.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/04\/10220-20981A-scaled.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/04\/10220-20981A-scaled.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/04\/10220-20981A-scaled.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/04\/10220-20981A-scaled.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/04\/10220-20981A-scaled.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":108816,"url":"https:\/\/www.telescoop.nl\/en\/sky-watcher-heliostar-100-h-alpha-zonnetelescoop\/","url_meta":{"origin":90682,"position":5},"title":"Sky-Watcher Heliostar 100 H-Alpha Solar Telescope","author":"Info telescoop","date":"24-06-2026","format":false,"excerpt":"De Sky-Watcher Heliostar 100 is een compleet zonne-observatorium: 100 mm H-alfa-resolutie met dual-speed focuser en blocking filter, voor de fijnste protuberansen en oppervlaktestructuren.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"zijaanzicht, heliostar","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/06\/Heliostar-100-HA_1.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/06\/Heliostar-100-HA_1.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/06\/Heliostar-100-HA_1.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/06\/Heliostar-100-HA_1.png?resize=700%2C400&ssl=1 2x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product\/90682","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=90682"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media\/98134"}],"wp:attachment":[{"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/media?parent=90682"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_brand?post=90682"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_cat?post=90682"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.telescoop.nl\/en\/wp-json\/wp\/v2\/product_tag?post=90682"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}