Cube Beamsplitter, Polarizing, 12.7 mm, 441-458 nm Laser Line

Technical Specs

  • Wavelength Range
    441-458 nm
  • Size
    12.7 x 12.7 x 12.7 mm
  • Shape
    Cube
  • Material
    Grade A N-BK7
  • Coating Type
    Laser line polarizing
  • Coating Code
    PC.1
  • Antireflection Coating
    Multilayer broadband dielectric
  • Angle of Incidence
    0°±3°
  • Orientation
    To avoid damage, beam should enter prism marked with a dot
  • Reflection
    Rs >99.8%
  • Reflected Beam Deviation
    90° ±5 arc min
  • Transmission
    Tp >95%
  • Transmitted Beam Deviation
    ≤5 arc min
  • Extinction Ratio
    Tp/Ts >500:1
  • Wavefront Distortion
    ≤λ/4 at 632.8 nm over the clear aperture
  • Surface Quality
    20-10 scratch-dig
  • Surface Flatness
    ≤λ/4 at 632.8 nm
  • Damage Threshold
    2000 W/cm2 CW, 1 J/cm2 with a 10 nsec pulse @ 532 nm, typical
  • Clear Aperture
    >80% of central dimension
  • Size Tolerance
    ±0.254 mm
  • Operating Temperature Range
    -50 to 90°C
  • Durability
    MIL-C-675C, moderate abrasion million cycles
  • Cleaning