13821408-n 'the ratio of the focal length to the diameter of a (camera) lens system';
 
Chinese (simplified) 焦距比数 , 孔径焦距比 , 焦比
English speed , focal ratio , f number , stop number
Indonesian kelajuan
Japanese Fナンバー
Definitions
Japanese
焦点距離と(カメラ)レンズの直径の比
English
the ratio of the focal length to the diameter of a (camera) lens system
Relations
Hypernym: ratio
Semantic Field: relationn
External Links

SUMO: ⊂ RationalNumber

TempoWN: (Past: 0.000; Present: 0.000; Future: 0.000)

SentiWN: (+0.00 -0.00) MLSentiCon: (+0.00 -0.00)


Langs:

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More detail about the Extended Open Multilingual Wordnet (1.3)
Maintainer: Francis Bond <bond@ieee.org>