Optical Window, Parallel, N-BK7, 25.4 mm, λ/20, 430-700 nm

Technical Specs

  • Diameter
    25.4 mm
  • Material
    Grade A N-BK7
  • Antireflection Coating
    430-700 nm
  • Surface Flatness
    λ/20 @ 632.8 nm
  • Surface Quality
    10-5 scratch-dig
  • Thickness
    6.0 mm  
  • Thickness Tolerance
    ±0.25 mm
  • Transmitted Beam Deviation
    90°±30 arc sec
  • Chamfers
    0.25–0.75 mm face width
  • Chamfers Angle/Tolerance
    45° ±15°
  • Cleaning
  • Clear Aperture
    Central 85% of diameter
  • Diameter Tolerance
    +0/-0.15 mm
  • Coating Code
    AR.14
  • Wedge
    ≤30 arc sec
  • Damage Threshold
    7.5 J/cm2, 10 ns pulses, 10 Hz at 532 nm

Compatible Products

Accessory Products