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filter factor

American

noun

Photography.

a number indicating the increased exposure that a particular film should receive when a photograph is taken using a particular filter.

Etymology

Origin of filter factor

First recorded in 1920–25

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“Your migraines occur infrequently and have known trigger factors of which you are aware and know how to avoid,” wrote Dr. Brian P. Monahan, the attending physician for the U.S.

From BusinessWeek • Jul. 20, 2011

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023