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The XP38IR is a high quality sheet polarizer with high transmission properties offering polarization from 300-800nm. This polarizer is typically used for sensors, measuring devices, stress analyzers and is commonly used for optical instruments operating in the near IR range.

Application areas:

  • IR sensors
  • Optical instruments
  • Research and development

Specification Unit Value
Transmission Single, TS % 38,0 +/- 2
Transmission Parallel, TP* % 28,1
Transmission Crossed, TC* % < 0,004
Extinction ratio % 7.000:1
Polarizing efficiency, P % > 99,98
Hue a -1,0 +/- 1,5
b -0,5 +/- 1,5

TS = Transmission of a single polarizer
TP* = Transmission of two parallel polarizers
TC* = Transmission of two crossed polarizers
*the figures given are typical and therefore not guaranteed

Dimension Thickness Characteristics
100 mm x 100 mm 0,18 mm Sheet
Resistance Unit Value
Heat resistance °C x hours 80×240
Cold resistance °C x hours -20×240
Humidity resistance °C x hours 60×90% RH×240
Transmission variance after 240h % <+/-10

Form of delivery:

Customized cuts on demand.
The direction of polarization is parallel to the edge of the filter.
Protective films on both sides should be removed before using the polarizers within your application.
We reserve the right to change the technical specifications at any time.

Please do not hesitate to contact us. We are ready to offer you assistance.