The F-word in Optics

Douglas S. Goodman

F-number was first found for fixing photographic exposure. But F/number is a far more flexible phenomenon for finding facts about optics. Douglas Goodman finds fertile field for fixes for frequent confusion for F/#.

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The F-word in Optics

Douglas S. Goodman

F-number was first found for fixing photographic exposure. But F/number is a far more flexible phenomenon for finding facts about optics. Douglas Goodman finds fertile field for fixes for frequent confusion for F/#.

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Publish Date: 01 April 1993


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