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equivalent focal length
noun
- optics the ratio of the size of an image of a small distant object near the optical axis to the angular distance of the object in radians
Example Sentences
The telephoto camera remains exclusive to the 13 Pro phones, and Apple has increased its equivalent focal length to 77mm, or three times longer than the primary camera.
Only one rear camera, but itâs a big one The f/1.9 âSummicronâ lens is also much wider than on other phonesâ primary cameras, with an equivalent focal length of 19mm â thatâs in ultrawide territory.
It starts with a gigantic 1/1.7-inch Exmor RS 12-megapixel sensor set behind a Zeiss lens at a 24mm equivalent focal length.
Combined, Fujifilm says this gives the SX800 a total equivalent focal length of 1000mm, which is enough to focus on a carâs license plate from 1km or roughly 0.6 miles away.
The cameraâs 32mm equivalent focal length is wide enough that itâs hard to miss your target, even if youâre shooting blind, but isnât so wide that itâs hard to make out what you were targeting.
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