Shear Plate Collimation Tester, 50.8 mm, UV Fused Silica

  • Diameter
    50.8 mm
  • Material
    UV Grade Fused Silica
  • Wavelength Range
    195-2100 nm
  • Surface Flatness
    ≤λ/10 at 632.8 nm over the clear aperture
  • Surface Quality
    60-40 scratch-dig
  • Thickness
    9.4 mm
  • Thickness Tolerance
    ±0.5 mm
  • Chamfers
    0.38–1.14 mm face width
  • Chamfers Angle/Tolerance
    45° ±15°
  • Clear Aperture
    Central 80% of diameter
  • Diameter Tolerance
    +0/-0.25 mm
  • Antireflection Coating
    Uncoated
  • Wedge
    4.4 ± .88 arc sec