{"product_id":"heliopan-48mm-ir-rg-715-88a-filter-2","title":"Heliopan 48mm IR RG 715 (88A) Filter","description":"\u003cp\u003e\u003cstrong\u003eItem Includes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHeliopan RG 715 Infrared Filter\u003c\/li\u003e\n\u003cli\u003eManufacturer Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Heliopan RG 715 Infrared Filter is a specialized optical pass filter designed for experimental black-and-white, color false-color, and scientific infrared photography. By completely blocking the visible light spectrum up to 715nm, it isolates the invisible near-infrared spectrum to capture striking imagery where foliage glows white and skies turn dark. This optical glass matches the behavior of classic Kodak Wratten 88A and Hoya R72 filters, acting as a gateway to utilize the residual infrared sensitivity found on various digital and video sensors. Built with premium Schott glass and a low-profile brass mounting ring, it delivers maximum sharpness while preventing vignetting on wide-angle setups.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDeep Spectrum Isolation: Absorbs all visible light below 715nm to transmit only invisible near-infrared radiation.\u003c\/li\u003e\n\u003cli\u003eExperimental Tonal Shift: Enables wood effect foliage whitening and deep contrast separation for fine-art monochrome and false-color layouts.\u003c\/li\u003e\n\u003cli\u003eHigh-Grade Schott Optics: Employs ground and polished Schott glass substrates to preserve pixel-level resolution and structural durability.\u003c\/li\u003e\n\u003cli\u003eSlimline Brass Housing: Compact brass ring avoids edge shading on wide focal lengths while resisting binding and cross-threading.\u003c\/li\u003e\n\u003cli\u003eDigital Sensor Compatibility: Capitalizes on the residual infrared transmission of digital sensors that bypass internal factory cut filters.\u003c\/li\u003e\n\u003cli\u003eDouble-Thread Design: Retains a front thread of the same diameter to allow compounding with accessories or standard lens caps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eSpecs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFilter Type: Infrared (IR) Pass Filter\u003c\/li\u003e\n\u003cli\u003eHeliopan Designation: RG 715\u003c\/li\u003e\n\u003cli\u003eEquivalency: Kodak Wratten 88A \/ Hoya R72\u003c\/li\u003e\n\u003cli\u003eSpectral Cutoff: Blocks visible light up to 715 nm\u003c\/li\u003e\n\u003cli\u003eApplication: Black-and-White IR, False-Color IR, and Scientific Imaging\u003c\/li\u003e\n\u003cli\u003eManufacturer: HELIOPAN\u003c\/li\u003e\n\u003cli\u003eSubstrate Material: Schott Optical Glass\u003c\/li\u003e\n\u003cli\u003eRing Material: Matte Black Anodized Brass\u003c\/li\u003e\n\u003cli\u003eFrame Profile: SLIM (Vignetting-free)\u003c\/li\u003e\n\u003cli\u003eCountry of Origin: Germany\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Heliopan","offers":[{"title":"Default Title","offer_id":50909842374951,"sku":"57151048","price":123.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0877\/0597\/7127\/files\/heliopan-cameras-photo-lenses-filters-other-lenses-filters-heliopan-67mm-ir-rg-715-88a-filter-706778-1215843995.jpg?v=1779393181","url":"https:\/\/cambridgeworld.com\/products\/heliopan-48mm-ir-rg-715-88a-filter-2","provider":"Cambridge World Inc","version":"1.0","type":"link"}