sapphire-parallel-windows

Sapphire Optical Windows

Specifications

Technical Specs

Material
Sapphire
Antireflection Coating
Uncoated
Cleaning
See How to Clean Optics
Clear Aperture
SW8: central 80% of diameter
SAW: central 90% of diameter
Birefringence
SAW: 0.008 for visible light orthogonal to optical axis
Edge Finish
Ground and beveled

Thermal Expansion Coefficient
8.4 x 10^-6 K^-1
Thermal Limit
22 W m^-1 K^-1
Wavelength Range
150 to 5000 nm

Material
Sapphire
Antireflection Coating
Uncoated
Cleaning
See How to Clean Optics
Clear Aperture
SW8: central 80% of diameter
SAW: central 90% of diameter
Birefringence
SAW: 0.008 for visible light orthogonal to optical axis
Edge Finish
Ground and beveled

Thermal Expansion Coefficient
8.4 x 10^-6 K^-1
Thermal Limit
22 W m^-1 K^-1
Wavelength Range
150 to 5000 nm

Resources & Downloads

Selection Guides

Optical Window Guide

Technical Notes

Optical Materials