Term - Log e

Log e

SWPP and BPPA Photographic Glossary

Wednesday 19th June 2013

The Annual Convention
with a huge list of
cutting edge speakers from
4 continents.

Image Competition
Free entry for SWPP members.

Log e

Is the logarithmic value ( to the base 10 ) of the relative brightness exposed on the film when undergoing sensitometric testing.

Information provided by: SWPP BPPA
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