Colored Glass Filter, Coated, 50.8x50.8 mm, UV Bandpass, UG1

  • Type
    Colored Glass Bandpass Filter
  • Material
    Schott UG1 or equivalent
  • Center Wavelength
    355 nm
  • FWHM
    53 nm
  • Coating Type
    SiO2
  • Angle of Incidence
  • Size
    50.8 x 50.8 mm
  • Size Tolerance
    ±0.3 mm
  • Thickness
    3 mm
  • Thickness Tolerance
    ±0.1 mm
  • Surface Flatness
    ≤2λ at 632.8 nm over the clear aperture
  • Surface Quality
    60-40 scratch-dig
  • Damage Threshold
    30 W/cm2 CW, Typical
  • Wedge
    ≤3 arc min
  • Clear Aperture
    central ≥ 80% of area
  • Chamfers
    Up to 1 mm face width
  • Chamfers Angle Tolerance
    45° ±15°
  • Cleaning