{"product_id":"heliopan-30mm-dark-red-filter-31","title":"Heliopan 30mm Dark Red Filter (29)","description":"\u003cp data-start=\"0\" data-end=\"60\"\u003e\u003cstrong data-start=\"0\" data-end=\"60\"\u003eHeliopan B\u0026amp;W Red Filter (29) \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"62\" data-end=\"403\"\u003eHeliopan Red Filter (29) is ideal for \u003cstrong data-start=\"100\" data-end=\"129\"\u003eblack \u0026amp; white photography\u003c\/strong\u003e, delivering dramatic contrast and striking cloud effects by strongly emphasizing red tones while suppressing blue and green light. Perfect for landscapes, architectural work, document reproduction, and creative effects such as moonlight simulation and infrared photography.\u003c\/p\u003e\n\u003cp data-start=\"405\" data-end=\"672\"\u003eMade with \u003cstrong data-start=\"415\" data-end=\"447\"\u003epremium SCHOTT optical glass\u003c\/strong\u003e and a \u003cstrong data-start=\"454\" data-end=\"474\"\u003eslim brass frame\u003c\/strong\u003e for durability, precision, and jam-free mounting. The \u003cstrong data-start=\"529\" data-end=\"553\"\u003e4-fold multi-coating\u003c\/strong\u003e reduces reflections and improves contrast. Slim design minimizes vignetting on wide-angle lenses. \u003cstrong data-start=\"652\" data-end=\"671\"\u003eMade in Germany\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"674\" data-end=\"691\"\u003e\u003cstrong data-start=\"674\" data-end=\"691\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"692\" data-end=\"1070\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-start=\"692\" data-end=\"720\"\u003e\n\u003cp data-start=\"694\" data-end=\"720\"\u003eB\u0026amp;W red dark filter (29)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"721\" data-end=\"773\"\u003e\n\u003cp data-start=\"723\" data-end=\"773\"\u003eStrong contrast increase; dramatic cloud effects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"774\" data-end=\"817\"\u003e\n\u003cp data-start=\"776\" data-end=\"817\"\u003eSuppresses blue \u0026amp; green, emphasizes red\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"818\" data-end=\"853\"\u003e\n\u003cp data-start=\"820\" data-end=\"853\"\u003eExtension factor: approx. 8–12×\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"854\" data-end=\"883\"\u003e\n\u003cp data-start=\"856\" data-end=\"883\"\u003e4-fold multi-coated glass\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"884\" data-end=\"913\"\u003e\n\u003cp data-start=\"886\" data-end=\"913\"\u003eBest optical SCHOTT glass\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"914\" data-end=\"967\"\u003e\n\u003cp data-start=\"916\" data-end=\"967\"\u003eSlim brass frame (approx. 4 mm) with front thread\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"968\" data-end=\"1017\"\u003e\n\u003cp data-start=\"970\" data-end=\"1017\"\u003eAnti-jamming, reflection-reducing black mount\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1018\" data-end=\"1052\"\u003e\n\u003cp data-start=\"1020\" data-end=\"1052\"\u003eSuitable for wide-angle lenses\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1053\" data-end=\"1070\" data-is-last-node=\"\"\u003e\n\u003cp data-start=\"1055\" data-end=\"1070\" data-is-last-node=\"\"\u003eMade in Germany\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heliopan","offers":[{"title":"Default Title","offer_id":52759212032318,"sku":"703009","price":58.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0969\/3560\/8638\/files\/red29.jpg?v=1767643724","url":"https:\/\/heliopanusa.com\/products\/heliopan-30mm-dark-red-filter-31","provider":"Heliopan","version":"1.0","type":"link"}