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  4. Elliptical Mirrors
  5. Elliptical Broadband Dielectric Mirrors
  6. 13E20BD.2

Elliptical Mirror, Broadband Dielectric, 33.02 x 46.7 mm, 700-950 nm

  • Wavelength Region
    NIR
  • Wavelength Range
    700-950 nm
  • Mirror Shape
    Elliptical
  • Mirror Size
    33.02 x 46.7 mm
  • Thickness
    9.4 mm  
  • Material
    Borofloat® 33
  • Coating Type
    Broadband Dielectric
  • Coating Code
    BD.2
  • Surface Quality
    15-5 scratch-dig
  • Surface Flatness
    λ/10 at 632.8 nm
  • Substrate Number
    13E20
  • Angle of Incidence
    0-45°
  • 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
  • Thickness Tolerance
    ±0.25 mm
  • Chamfers
    0.38–1.14 mm face width
  • Chamfers Angle Tolerance
    45° ±15°
  • Cleaning
    See How to Clean Optics
  • Minor Axis
    33.02 mm
  • Major Axis
    46.70 mm
Other