Dielectric Mirror, Laser Line, Zerodur, 25.4 mm, λ/10, 632.8 nm

  • Wavelength Region
    VIS
  • Wavelength Range
    632.8 nm
  • Mirror Shape
    Round
  • Diameter
    25.4 mm  
  • Material
    Zerodur® or equivalent
  • Coating Type
    Laser Line Dielectric
  • Coating Code
    DM.4
  • Reflectivity
    Rs, Rp>99% @ 632.8 nm
  • Surface Quality
    15-5 scratch-dig
  • Surface Flatness
    λ/10 at 632.8 nm
  • Substrate Number
    10Z20
  • Angle of Incidence
    0-45°
  • Clear Aperture
    ≥central 80% of diameter
  • Back Surface
    Ground
  • Thickness
    6.0 mm  
  • Thickness Tolerance
    ±0.25 mm
  • Diameter Tolerance
    +0/-0.13 mm
  • Chamfers
    0.25–0.76 mm face width
  • Chamfers Angle Tolerance
    45° ±15°
  • Cleaning
  • Damage Threshold
    500 W/cm2 CW, 5 J/cm2 for 10 nsec pulses @ 694 nm