Definition, Meaning & Synonyms

aperture

Noun

/ˈæpərtʃər/

Definition

An aperture is an opening or gap that allows light to enter, typically used in reference to cameras and optical devices.

Examples

The camera’s aperture can be adjusted to control the amount of light hitting the sensor.
A larger aperture allows more light in, making it ideal for low-light conditions.
The concept of aperture also applies to the human eye, when the pupil expands or contracts.

Meaning

In photography and optics, the term ‘aperture’ describes the size of the opening through which light passes. It plays a crucial role in determining how much light reaches the camera sensor or film, affecting exposure and depth of field.