Plane Window - UV Grade Fused Silica & BK7A (WI)

  • Plane windows
  • Flat polished surfaces, Laser finish both sides
  • Uncoated. Apply any anti-reflection coating

These general purpose plane windows are polished to λ / 10 flatness except where indicated otherwise. They are intended for transmissive use and are parallel to better than 3 arc min. Select a coating appropriate to your application or contact us with your special coating requirements.

 

Surface Flatness:
  • Thickness: 1.5mm or less : lambda / 4 @ 633nm
  • Thickness: >1.5mm : lambda / 10 @ 633nm
Surface Quality: <10/5 (both sides)
Parallelism: <3 arc min
Diameter Tolerance: <+ 0.00 / - 0.20 mm
Thickness Tolerance: <± 0.25 mm
Clear Aperture: >85% of diameter
Bevel: 0.3 mm (typical) x 45°

To create a Lambda part number use the following :
 

 Product Type: 
 Material: 
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 Part Description: 
 Price:  US Dollars

For coating information, please contact the Lambda Sales Team.