6 Oryx Physical Interface
Removing the IR filter from a color camera
Selecting a lens for your camera
Related Knowledge Base Articles
6.12 Infrared Cut-Off Filters
Color camera cased models are equipped with an additional infrared (IR) cut-off filter. This filter can reduce sensitivity in
the near infrared spectrum and help prevent smearing. The properties of this filter are illustrated in the results below.
IR filter transmittance graph
Transmission
Wavelength
T=50%
680 nm ±10 nm
T>80%
400 nm - 420 nm
T>85%
420 nm - 650 nm
T average 1%
750 nm - 1100 nm
T<3%
750 nm - 1100 nm
The following are the properties of the IR filter glass:
Type
Anti-reflective
Material
Schott B270
Dimensions
15.5 ±0.08 x 18 ±0.08 mm
Thickness
1 ±0.07 mm
For more information, see
.
4/9/2020
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