Aperture
id:
aperture-174-10731081
title:
Aperture
text:
In optics, the aperture of an optical system is a hole or an opening that primarily limits light propagated through the system. More specifically, the entrance pupil as the front side image of the aperture and focal length of an optical system determine the cone angle of a bundle of rays that comes to a focus in the image plane. An optical system typically has many openings or structures that limit ray bundles. These structures may be the edge of a lens or mirror, or a ring or other fixture that
brand slug:
wiki
category slug:
encyclopedia
description:
Hole or opening through which light travels
original url:
https://en.wikipedia.org/wiki/Aperture
date created:
2002-04-03T20:51:03Z
date modified:
2024-09-02T20:29:22Z
main entity:
{"identifier":"Q6434802","url":"https://www.wikidata.org/entity/Q6434802"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/f/f8/Lenses_with_different_apertures.jpg","width":3450,"height":2200}
fields total:
13
integrity:
16