Square Window -  UV Fused Silica & BK7A (SWI)

  • Square plane windows
  • Laser finish both sides

These square plane windows are polished to a laser grade finish on both sides. They are intended for transmissive use and are parallel to better than 3 arc minutes. Select a coating appropriate to your application or contact us with your special coating requirements.

 

Surface Flatness:
  • If thickness >= 1.5mm : Lambda/4@ 633nm
  • If thickness >1.5mm : Lambda /10 @ 633nm
Surface Quality: <10/5 (both sides)
Wedge: <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: 
 Dimension: 
 Part Description: 
 Price:  US Dollars

For coating information,  please contact the Lambda Sales Team.