Lens speed
id:
lens-speed-324-2717850
title:
Lens speed
text:
Lens speed is the maximum aperture diameter, or minimum f-number, of a photographic lens. A lens with a larger than average maximum aperture is called a "fast lens" because it can achieve the same exposure as an average lens with a faster shutter speed. Conversely, a smaller maximum aperture is "slow" because it delivers less light intensity and requires a slower (longer) shutter speed. A fast lens speed is desirable in taking pictures in dim light, for stability with long telephoto lenses, and
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Lens_speed
date created:
date modified:
2024-04-22T14:19:44Z
main entity:
{"identifier":"Q220637","url":"https://www.wikidata.org/entity/Q220637"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/en/f/fa/Lensspeed.jpg","width":403,"height":202}
fields total:
13
integrity:
14