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 |
Got questions about specs? Use the inquiry form to ask.
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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
Frequently Asked Questions
What is a Brewster Window?
A Brewster Window is a type of optical window that has zero reflection for p-polarization and 20% reflectance for s-polarization.
What is the dimension tolerance of the Brewster Window?
The dimension tolerance of the Brewster Window is +0.0/-0.2mm, and the thickness tolerance is ±0.2mm.
What is the damage threshold of the Brewster Window?
The Brewster Window has a high damage threshold of >20J/cm2, 20ns, 20Hz, @1064nm.
Is the Brewster Window coated?
No, the Brewster Window is uncoated and has a chamfer protection of <0.5mmx45deg.
What is the material used in the Brewster Window?
The Brewster Window is made of BK7 Grade A or UV Grade Fused Silica.
Got more questions? Use the inquiry form to ask the supplier directly.
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