Fused Silica Windows

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Fused Silica Windows is based on UV-grade synthetic fused silica.  UV Fused Silica window provides better performance from UV to IR spectrum than BK7 windows.  Also, it is the best choice in terms of thermal stability.

In addition to superior transmission characteristics, synthetic fused silica exhibits higher thermal properties, exceptional purity, and excellent environmental durability for demanding applications.
 

Main Specifications
  Super Precision High Precision Standard Precision
Material

BK7 grade A optical glass

Size Dia 5.0~80.0mm x thickness 0.5~10.0mm
Diameter Tolerance

+0/-0.10mm

Thickness Tolerance

0.10mm

Clear Aperture > 85%
Flatness (@633nm) l /10 l /4 1 l per 25mm 
Parallelism <10 arc seconds <30 arc seconds <1 arc minute
Surface Quality (S/D) 20/10 40/20 60/40
Bevel 0.25mm x 45
Coating

Available upon request

Standard Products
Part No.
Diameter (mm)
Thickness (mm)
WIN-2101

10.0

3.0

WIN-2102

12.7

3.0
WIN-2103
15.0

3.0

WIN-2104

25.4

3.0

 

    

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