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Filter—B+W 091 Deep Red

2008-03-01 updated 2010-01-09 - Send Feedback
Related: filters, spectral transmission

Graphs are in nanometers. Visible light is approximately 390 - 650 nm (the human eye can see very weakly into the 700-800nm range). Graphs used by permission of Coastal Optical System.

Buying filters

A great source for filters at competitive prices is B&H Photo. Get filters at B&H Photo.

Spectral transmission — B+W 091 dark red

The B+W 091 filter has a real benefit with some EOS cameras converted for infrared use; see the diglloyd Guide to Digital Infrared for details and examples. Get the B+W 091 infrared filter at B&H Photo.

B+W 091 dark red filter

Deals Updated Daily at B&H Photo

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