NEW Edmund Optics 48-919 Uncoated Sapphire Precision Window 30mm Dia 1mm Thick

NEW Edmund Optics 48-919 Uncoated Sapphire Precision Window 30mm Dia 1mm Thick

Brand: Edmund Optics Stock Number: 48-919 Substrate Material: Single Crystal Sapphire (Aluminum Oxide) Coating: Uncoated Wavelength Range: 330 nm to 5500 nm (0.33 to 5.5 microns) Window Diameter: 30.00 mm (+0.05 / -0.05 mm tolerance) Window Thickness: 1.00 mm (+0.05 / -0.05 mm tolerance) Clear Aperture: Greater than or equal to 90 percent of overall diameter Parallelism: Less than or equal to 3.5 arcminutes Surface Quality: 80-50 Scratch-Dig Index of Refraction: 1.77