Aperture (disambiguation)

Aperture (disambiguation)

An aperture is an opening, in particular one whose size determines what can or cannot pass through. The term can in particular refer to:

*Aperture of an optical system, the opening that limits the amount of light that can pass through
*Aperture (computer memory), a region of the physical address space that opens access to a particular device or memory unit
*Synthetic aperture, a method in radioastronomy and radar measurements
*Aperture (antenna), a physical parameter of an antenna
*Aperture (mollusc), the main opening in the shell of a gastropod or scaphopod (mollusc)
*Aperture (botany), a weaker spot in the wall of a pollen grain
*Aperture (magazine), a long-running art photography magazine
*Aperture (photography software), an image organization and editing program for photographers, sold by Apple inc.

ee also

*Aperture grille, a prominent cathode ray tube display technology
*Numerical aperture is a parameter used to describe optical systems


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