Precision Grade Windows

BK7 Precision Windows, 75x75mm, 8mm Thick,  1/4 wave, Ravg ≤0.6% @1050-1700nm

PRODUCT DESCRIPTION

Part NumberCWP-7575 NIR2
Diameter (mm):
Diameter Tolerance (mm):
Length / width  (mm):75x75L/D Tolerance (mm):+0.00/-0.20
Center Thickness CT (mm):8Center Thickness Tolerance (mm):±0.1
Substrate:N-BK7 or Equivalent       Surface Quality:40-20
Flatness @ 632.8nm: λ/4Parallelism< 30 Arc Seconds
Clear Aperture CA (mm):>= 90% Bevel: Protective bevel as needed
Coating:NIR 0° (1050-1700nm)Coating Specification:Ravg ≤0.6% @1050-1700nm
Wavelength Range (nm):1050-1700nmType:BK7 Square Precision Windows