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Elliptical Windows
Specifications

Substrate Material

UV grade fused silica

Transmitted Wavefront

¦Ë/10 at 633nm

Surface Quality

10-5 laser quality

Diameter Tolerance

+ 0.00mm, - 0.25mm

Thickness Tolerance

¡À 0.25mm

Wedge Tolerance

¡Ü5 minutes

Chamfer

0.35mm at 45¡ã typical

Clear Aperture

Exceeds central 85% of dimension

Standard stock
Part No.
Diameter
D
Thickness
T

EW1276

12.7mm

6.35mm

EW156

15.0mm

6.35mm

EW1916

19.1mm

6.35mm

EW2546

25.4mm

6.35mm

 
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