Home > Terms > English, UK (UE) > Aperture
Aperture
Also Known As: F/Number, F-Stop, Effect Aperture, Relative Aperture. A measure of the width of the opening allowing light to enter a camera. The apparent diameter of a lens viewed from the position of the object against a diffusely illuminated background is called the "effect aperture". The ratio of focal length of a lens to its "effective aperture" for an object located at infinity is called the "relative aperture", or "f/number". Larger apertures allow more light to enter a camera, hence darker scenes can be recorded. Conversely, smaller apertures allow less light to enter, but have the advantage of creating a large depth of field. See also shutter speed.
- Part of Speech: noun
- Synonym(s):
- Blossary:
- Industry/Domain: Entertainment
- Category: Movies
- Company:
- Product:
- Acronym-Abbreviation:
Other Languages:
Member comments
Terms in the News
Featured Terms
Paraguaná Refinery Complex
The Paraguaná Refinery Complex is the biggest crude oil refinery complex in Venezuela. It is also considered the world's second largest refinery ...
Contributor
Featured blossaries
Browers Terms By Category
- Investment banking(1768)
- Personal banking(1136)
- General banking(390)
- Mergers & acquisitions(316)
- Mortgage(171)
- Initial public offering(137)
Banking(4013) Terms
- Dating(35)
- Romantic love(13)
- Platonic love(2)
- Family love(1)
Love(51) Terms
- Software engineering(1411)
- Productivity software(925)
- Unicode standard(481)
- Workstations(445)
- Computer hardware(191)
- Desktop PC(183)
Computer(4168) Terms
- Rice science(2869)
- Genetic engineering(2618)
- General agriculture(2596)
- Agricultural programs & laws(1482)
- Animal feed(538)
- Dairy science(179)
Agriculture(10727) Terms
- Cosmetics(80)