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NEW Edmund Optics 39-250 VIS-NIR AR Coated Sapphire Window 35mm Dia 1mm Thick

  • Vendor:Edmund Optics
We currently have 1 in stock.
Availability: In Stock
$229.99

NEW Edmund Optics 39-250 VIS-NIR AR Coated Sapphire Window 35mm Dia 1mm Thick

Brand: Edmund Optics Stock Number: 39-250 (39250) Substrate Material: Single Crystal Sapphire (Al2O3) Coating Type: Broadband Anti-Reflection Coating on Both Sides (VIS-NIR AR Ctd) Wavelength Range: 400 to 1000 nm Coating Performance: Absolute reflectance less than 0.25 percent at 880 nm; Average reflectance less than 1.25 percent across specified bands Window Diameter: 35.00 mm Window Thickness: 1.00 mm Clear Aperture: Greater than 31.50 mm (90 percent of overall diameter) Parallelism: Less than 3.5 arcminutes Surface Quality: 80-50 Scratch-Dig Surface Flatness: 2 Lambda typical Apparent Hardness: Knoop Hardness 1900 kilograms per square millimeter

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