Brewster Window
Description
Zero reflection for p-polarization
20% reflectance for s-polarization
Uncoated, high damage threshold
Used in laser cavities
Brewster Window
Specifications |
|
|---|---|
| Substrate Material: | BK7, Fused Silica |
| Surface Quality (Scratch-Dig): | 20-10 |
| Wavefront Distortion: | <= Lambda/10 |
| Diameter (Minor Axis): | 25 mm |
| Thickness: | 2 mm |
Features
Material BK7 Grade A, UV Grade Fused Silica
Dimension Tolerance +0.0/-0.2mm
Thickness Tolerance ±0.2mm
Clear Aperture >90%
Parallelism <10 arc seconds
Surface Quality 20/10
Wavefront Distortion <λ/10@633nm
Chamfer Protected <0.5mmx45deg
Coating None
Damage Threshold >20J/cm2, 20ns, 20Hz, @1064nm
For pricing, technical or any other questions please contact the supplier
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How to order?
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Ships from:
China
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Sold by:
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On FindLight:
since 2016
Frequently Asked Questions
A Brewster Window is a type of optical window that has zero reflection for p-polarization and 20% reflectance for s-polarization.
The dimension tolerance of the Brewster Window is +0.0/-0.2mm, and the thickness tolerance is ±0.2mm.
The Brewster Window has a high damage threshold of >20J/cm2, 20ns, 20Hz, @1064nm.
No, the Brewster Window is uncoated and has a chamfer protection of <0.5mmx45deg.
The Brewster Window is made of BK7 Grade A or UV Grade Fused Silica.