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Midwest Optical Systems Inc. (MidOpt)
322 N Woodwork Lane
Palatine, IL 60067
United States

Full Company Details
Phone: +1 847-359-3550
Fax: +1 847-359-3567
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Midwest Optical Systems Inc. (MidOpt)

DB940 Dual Bandpass Filter Visible + 940nm NIR
  • Type: Filters
  • Diameter / Dimension: 5mm - 79.5mm
  • Filter Category: Bandpass Filter
  • Applications: Astronomy, Biomedical/Medical, Communications, Industrial, Scientific Research, Other
  • Useful Range: 405-650nm, 925-965nm
  • FWHM: 250nm, 50nm
  • Peak Transmission: ≥90%
  • Compatible LED: 940nm, 950nm

A DB940 filter passes visible and 940nm LED light. 940nm LEDs do not emit the faint red glow associated with 850nm and other lower near-IR LED wavelengths. Using a DB940 filter over or behind the lens allows full color imaging during the day and covert surveillance at night.
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