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Translate files Aperture
/ˈæp.ər.tʃər/
Meaning & Definition
noun
An opening, hole, or gap, especially one that allows light to enter.
The photographer adjusted the aperture of his camera to let in more light.
The diameter of the entrance pupil of a camera lens, expressed in f-stops.
A larger aperture creates a shallow depth of field, which is perfect for portrait photography.
In optics, the opening through which light passes in an optical instrument.
The telescope's aperture determines how much light can be collected for viewing distant stars.
Etymology
From Latin 'apertura', meaning 'opening, gap'.
Common Phrases and Expressions
wide aperture
A setting on a camera lens that allows a lot of light to enter, used for artistic effects.
aperture priority
A camera mode where the user sets the aperture and the camera adjusts the shutter speed.
aperture science
A fictional research organization featured in the video game Portal.
Related Words
lens
A transparent optical device that refracts light.
camera
An instrument for capturing images.
focus
The adjustment of a lens to make the image clear.
Slang Meanings
A term used in photography circles to describe a setting that lets a lot of light in.
When shooting in low light, make sure your aperture is wide open.
Used metaphorically to describe any opportunity or opening that allows for progress.
The new job offer was a great aperture for her career.