F-stop
[ef-stop] /ˈɛfˌstɒp/
noun, Photography.
1.
the setting of an adjustable lens aperture, as indicated by an f number.
noun
1.
any of the settings for the f-number of a camera
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[ef-sis-tuh m] /ˈɛfˌsɪs təm/ noun, Optics, Photography. 1. a system that indicates the relative aperture of a camera lens based on the f-number.
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1. Insurance. fire and theft. 1. forint; forints. noun 1. a unit of area measurement equal to a square measuring one foot on each side; 0.0929 square meters. 2 , sq. ft. Abbreviation: ft. abbreviation 1. foot or feet 2. fortification abbreviation 1. Fort abbreviation (in Britain) 1. Financial Times ft. or ft abbr. ft […]