UV Beamsplitter, 12.5 mm Diameter, 2.00 mm Thickness, 50R/50T ratio

Technical Specs

  • Wavelength Range
    250-450 nm
  • Diameter
    12.5 mm
  • Material
    UV Grade Fused Silica
  • Antireflection Coating
    Ravg <1%, Rabs <2%
  • Angle of Incidence
    45°±3°
  • Transmission
    50%, random polarization
  • Surface Flatness
    ≤1 λ at 632.8 nm over the clear aperture
  • Surface Quality
    60-40 scratch-dig
  • Chamfers Angle Tolerance
    45° ±15°
  • Cleaning
  • Clear Aperture
    > central 85% of diameter
  • Diameter Tolerance
    +0.0/-0.2 mm
  • Parallelism
    < 5 arc minutes
  • Thickness
    2.0 mm  
  • Thickness Tolerance
    +0.0/-0.2 mm