Glan-Laser Calcite Polarizer, 25.4 mm Diameter, 650 to 1000 nm

Technical Specs

  • Diameter
    25.4 mm  
  • Wavelength Range
    650-1000 nm
  • Material
    Optical Grade Calcite
  • Extinction Ratio
    100,000:1
  • Damage Threshold
    7.5 J/cm2, 10 ns pulses, 10 Hz at 1064 nm
  • Surface Quality
    20-10 scratch dig, 80-50 scratch-dig for exit apertures scratch-dig
  • Clear Aperture
    10.0 mm
  • Diameter Tolerance
    ±0.25 mm
  • Transmitted Beam Deviation
    <3 arc min
  • Reflected Beam Deviation
    67°
  • Transmission
    Tp > 92%, polarized input, with broadband AR coating; Tp > 95%, polarized input, with AR V-coating for 1064 nm
  • Acceptance Angle
    4° full angle at 441.6 nm to 1° full angle at 1064 nm
  • Wavefront Distortion
    ≤λ/4 at 632.8 nm over the full aperture
  • Maximum Temperature
    90°C

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