{"product_id":"sr-r1-reflectance-standard-ptfe-spectralon-99-nwspec","title":"SR-R1 Reflectance Standard | PTFE Spectralon \u003e99% | NWSPEC","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe SR-R1 is a high-reflectance PTFE\/Spectralon diffuse reflectance standard for calibrating reflectance measurements across 250–2500 nm. Provides a stable, near-Lambertian reference surface for accurate spectral reflectance calibration.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eUltra-high reflectance: \u0026gt;99% (250–2500 nm)\u003c\/li\u003e\n\u003cli\u003ePTFE \/ Spectralon material\u003c\/li\u003e\n\u003cli\u003eNear-Lambertian diffuse reflector\u003c\/li\u003e\n\u003cli\u003eStable and durable surface\u003c\/li\u003e\n\u003cli\u003eCompatible with all NWSPEC SR-series spectrometers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eApplications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReflectance measurement calibration\u003c\/li\u003e\n\u003cli\u003eWhite reference for diffuse reflection accessories\u003c\/li\u003e\n\u003cli\u003eIntegrating sphere calibration\u003c\/li\u003e\n\u003cli\u003eColor measurement reference\u003c\/li\u003e\n\u003cli\u003eMaterial surface analysis\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePTFE \/ Spectralon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReflectance\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;99%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength Range\u003c\/td\u003e\n\u003ctd\u003e250–2500 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurface Type\u003c\/td\u003e\n\u003ctd\u003eDiffuse (near-Lambertian)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"NWSPEC","offers":[{"title":"Default Title","offer_id":48833822327003,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/nwspec.com\/ar\/products\/sr-r1-reflectance-standard-ptfe-spectralon-99-nwspec","provider":"NWSPEC","version":"1.0","type":"link"}