{"product_id":"new-edmund-optics-36-571-sapphire-window-15mm-dia-2mm-thick-nir-ii-coated","title":"NEW Edmund Optics 36-571 Sapphire Window 15mm Dia 2mm Thick NIR II Coated","description":"\u003ch1\u003eNEW Edmund Optics 36-571 Sapphire Window 15mm Dia 2mm Thick NIR II Coated\u003c\/h1\u003e\u003cp\u003e Brand: Edmund Optics  Part Number \/ Model: 36571 (Stock #36-571)  Substrate Material: Single crystal sapphire (Al2O3)  Component Type: Precision Crystal Protective Window  Diameter: 15.00 mm (+\/-0.25 mm tolerance)  Thickness: 2.00 mm (+\/-0.10 mm tolerance)  Optical Coating: Dual-sided NIR II broadband anti-reflection coating (750 - 1550 nm wavelength optimization range)  Coating Performance Metrics: Rabs less than or equal to 1.5 percent at 750 - 800 nm, Rabs less than or equal to 1.0 percent at 800 - 1550 nm, and Ravg less than or equal to 0.7 percent across the 750 - 1550 nm band  Clear Aperture: Greater than or equal to 13.50 mm (90 percent of overall diameter)  Surface Quality: 80-50 scratch-dig specification  Parallelism: Less than or equal to 3.5 arcminutes\u003c\/p\u003e \u003cul\u003e\u003c\/ul\u003e\u003cdiv class=\"selroattributelist\"\u003e\u003c\/div\u003e\u003cdiv class=\"selroattributelist\"\u003eNOS, surplus\u003c\/div\u003e","brand":"Edmund Optics","offers":[{"title":"Default Title","offer_id":46108691824776,"sku":"F-120-JXG-2-DB","price":74.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1919\/1299\/files\/5271895_8b6946ee-309d-4543-ac45-f92b8aefbb320.jpg?v=1781317099","url":"https:\/\/vbindustrialsupply.com\/products\/new-edmund-optics-36-571-sapphire-window-15mm-dia-2mm-thick-nir-ii-coated","provider":"VB Industrial Supply","version":"1.0","type":"link"}