Half Wave Plate, Achromatic, Polymer, 25.4 mm, 720 nm Center, 615-860 nm

Technical Specs

  • Diameter
    25.4 mm
  • Wavelength Range
    615-860 nm
  • Center Wavelength
    720 nm
  • Retardation
    λ/2
  • Retardation Accuracy
    ±λ/100
  • Material
    Grade A N-BK7
  • Housing
    Black anodized aluminum
  • Clear Aperture
    10.2 mm
  • Antireflection Coating
    Broadband, multilayer coating
  • Average Reflectance
    <0.5%
  • Damage Threshold
    500 W/cm2 CW, 0.3 J/cm2 with 10 nsec pulses, visible, 0.5 J/cm2 with 10 nsec pulses at 1064 nm, typical
  • Surface Quality
    40-20 scratch-dig
  • Acceptance Angle
    ± 7°
  • Transmitted Beam Deviation
    ≤1 arc min
  • Wavefront Distortion
    ≤λ/4 at 632.8 nm over the full aperture
  • Diameter Tolerance
    ±0.13 mm
  • Thickness
    6.0 mm
  • Operating Temperature Range
    -20 to 50°C

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