Silver Mirror, Pinhole-Free, Borofloat, 50.8 mm, λ/10, 480-20,000 nm

Technical Specs

  • Wavelength Region
    Broadband
  • Wavelength Range
    480-20000 nm
  • Mirror Shape
    Round
  • Diameter
    50.8 mm  
  • Mirror Size
    Ø50.8 mm
  • Thickness
    12.7 mm  
  • Material
    Borofloat® 33
  • Coating Type
    Protected Silver
  • Coating Code
    ER.2-PF
  • Surface Quality
    15-5 scratch-dig
  • Surface Flatness
    λ/10 at 632.8 nm
  • Substrate Number
    20D20
  • Angle of Incidence
    0-45°
  • Clear Aperture
    ≥central 80% of diameter
  • Back Surface
    Ground
  • Reflectivity
    Ravg>96%, Rmin>93% @ 480-1100 nm Ravg>98.5%, Rmin>97% @ 1.1-20 µm
  • Diameter Tolerance
    +0/-0.13 mm
  • Thickness Tolerance
    ±0.25 mm
  • Chamfers
    0.38-1.14 mm face width
  • Chamfers Angle Tolerance
    45° ±15°
  • Cleaning