Compare Model Drawings, CAD & Specs Availability Price
Optical Filter, Visible Absorbing, 50.8 x 50.8 mm, Hoya U-330 Glass
$192
Optical Filter, Visible Absorbing, 50.8 x 50.8 mm, Hoya U-340 Glass
$152
Optical Filter, Visible Absorbing, 25.4 mm Diameter, Hoya U-330 Glass
$88
visible absorbing bandpass filter model fsr-u340
Optical Filter, Visible Absorbing, 25.4 mm Diameter, Hoya U-340 Glass
$80
Bandpass Filter, Colored Glass, 12.7 mm, UV Bandpass, UG11 Glass
$59
Bandpass Filter, Colored Glass, 25.4 mm, UV Bandpass, UG5 Glass
$80
Bandpass Filter, Colored Glass, 25.4 mm, UV Bandpass, UG11 Glass
$88
Bandpass Filter, Colored Glass, 25.4 mm, UV Bandpass, UG1 Glass
$80
Bandpass Filter, Colored Glass, 50.8 x 50.8 mm, UV Bandpass, UG5 Glass
$109
Bandpass Filter, Colored Glass, 50.8 x 50.8 mm, UV Bandpass, UG11 Glass
$206
Bandpass Filter, Colored Glass, 50.8 x 50.8 mm, UV Bandpass, UG1 Glass
$82

Specifications

  • Type
    Visible Absorbing Filter
  • Angle of Incidence
  • Size Tolerance
    ±0.3 mm
  • Thickness
    2.0 to 3.0 mm, typical
  • Surface Quality
    60-40 scratch-dig
  • Damage Threshold
    30 W/cm CW2, Typical
  • Wedge
    ≤3 arc min
  • Clear Aperture
    central ≥ 80% of area
  • Chamfers
    Up to 1 mm face width
  • Chamfers Angle Tolerance
    45° ±15°
  • Cleaning

Features

Hoya U-330 or U-340 Glass

Hoya ultraviolet transmitting / visible absorbing filter glass is used to pass UV wavelengths while blocking the visible spectrum.  Please see the transmittance curve for more information.

Schott UG Series Colored Glass

UG series features black and blue colored glasses that transmit UV.