Optical Density: Difference between revisions

Revision as of 00:00, 25 February 2009

2-1-200

The logarithm to base ten of the reciprocal of the transmittance.

Symbol: D D = -log10T

Reference: C.I.E.

Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)

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