extinction meter

noun

Definition of extinction meter

: an exposure meter that indicates the intensity of light usually by gradually attenuating the light until a selected design (such as a number superimposed on a ground-glass screen) is barely visible or disappears completely

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Cite this Entry

“Extinction meter.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/extinction%20meter. Accessed 24 Jan. 2022.

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