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50 x 50mm, 850nm Cut-On SWIR Longpass Filter

Stock #86-452
Qty 1-5
Qty 6
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Dimensions (mm):
50.0 x 50.0
Dimensional Tolerance (mm):
Cut-On Wavelength (nm):
Thickness (mm):
Thickness Tolerance (mm):
Rejection Wavelength (nm):
350 - 835
Transmission Wavelength (nm):
880 - 2500
Wavelength Range (nm):
350 - 2500
Traditional Coated
Surface Quality:
Longpass Filter
Cut-On Wavelength (μm):
Coating Specification:
Tavg <0.5% @ 350 - 835nm
Tavg >85% @ 880 - 1700 nm
Tavg >75% @ 1700 - 2500nm
Surface Flatness:
4 - 6λ

Regulatory Compliance

RoHS 2015:
Reach 209:

Product Family Description

  • Block Visible Wavelengths
  • Ideal for Machine Vision Applications
  • Can Be Used as Cold Mirrors
  • Additional Longpass Edge Filters Available

Designed to pass short-wave infrared (SWIR) wavelengths while blocking visible light, TECHSPEC® SWIR Longpass Filters are ideal for increasing the image quality of InGaAs cameras in a variety of machine vision applications. These longpass edge filters are offered in multiple sizes and cut-on wavelengths. TECHSPEC SWIR Longpass Filters can also be used as extended cold mirrors to eliminate damage or adverse effects caused by heat build-up.

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