UV Cube Beam Splitter, Polarizing, 12.7 mm, 248 nm Laser Line

  • Wavelength Range
    248 nm
  • Size
    12.7 x 12.7 x 12.7 mm
  • Shape
    Cube
  • Material
    UV Grade Fused Silica
  • Coating Type
    Laser line polarizing
  • Coating Code
    PC.21
  • 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%
  • Reflected Beam Deviation
    90° ±5 arc min
  • Transmission
    Tp >90%
  • Transmitted Beam Deviation
    ≤5 arc min
  • Extinction Ratio
    Tp/Ts >100:1
  • 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
    3.0 J/cm2 @ 266 nm, 10 ns, 10 Hz
  • Clear Aperture
    >80% of central dimension
  • Size Tolerance
    ±0.254 mm
  • Operating Temperature Range
    -50 to 80°C
  • Durability
    MIL-C-675C, moderate abrasion million cycles
  • Cleaning