| English Dictionary |
STOP NUMBER
| Pronunciation (US): |  | (GB): | |
| IPA (US): |  |
Dictionary entry overview: What does stop number mean?
• STOP NUMBER (noun)
The noun STOP NUMBER has 1 sense:
1. the ratio of the focal length to the diameter of a (camera) lens system
Familiarity information: STOP NUMBER used as a noun is very rare.
Dictionary entry details
Sense 1
Meaning:
The ratio of the focal length to the diameter of a (camera) lens system
Classified under:
Nouns denoting relations between people or things or ideas
Synonyms:
f number; focal ratio; speed; stop number
Hypernyms ("stop number" is a kind of...):
ratio (the relative magnitudes of two quantities (usually expressed as a quotient))
| Learn English with... Proverbs |
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"Weeps the field because of no seeds." (Albanian proverb)
"When the fox can't reach the grape, says it's unripe." (Armenian proverb)
"Learned young is done old." (Dutch proverb)