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f number

Definitions, examples, synonyms and antonyms from WordNet 3.0.

noun

  1. the ratio of the focal length to the diameter of a (camera) lens system

    noun.linkdef

    Synonyms focal ratio speed stop number

    Source: WordNet 3.0

Nearby words

ezra cornellezra loomis poundezra poundff cleff layerf regionfæcalfæcesfæculafênghwangfêngshui

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