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Dielectric Mirror, Broadband, 203.2 mm, 700-950 nm

Technical Specs

  • Wavelength Region
    NIR
  • Wavelength Range
    700-950 nm
  • Mirror Shape
    Round
  • Diameter
    203.2 mm  
  • Mirror Size
    Ø203.2 mm
  • Thickness
    29.5 mm  
  • Material
    Borofloat® 33
  • Coating Type
    Broadband Dielectric
  • Coating Code
    BD.2
  • Surface Quality
    40-20 scratch-dig
  • Surface Flatness
    λ/2 at 632.8 nm
  • Substrate Number
    80D04
  • Clear Aperture
    ≥central 80% of diameter
  • Back Surface
    Ground
  • Reflectivity
    Rs (avg)>99%, Rp (ave)>97% @ 700-950 nm,R(avg)>80% at 632.8 nm
  • Damage Threshold
    1000 W/cm² CW, 4 J/cm², 10 ns pulses, 10 Hz, at 800 nm
  • Diameter Tolerance
    +0/-0.25 mm
  • Thickness Tolerance
    ±0.38 mm
  • Chamfers
    0.51–1.52 mm face width
  • Chamfers Angle Tolerance
    45° ±15°
  • Cleaning