Appendix D
Glossary
5-in-1 or 7-in-1 reflector: A collapsible reflector, usually circular, with two sides and interchangeable coverings (silver, gold, white, black, zebra stripe, etc.).
AF: Autofocus
ambient light: The available light that illuminates a scene.
American night: Lighting technique used in movies that involves underexposure to make daytime look like night. Named after La nuit américaine, a film by François Truffaut that first popularized the effect (this technique is also known as day for night).
Aperture: The opening in a camera lens through which light enters the camera.
Aperture priority: Auto exposure mode in which the photographer sets the aperture and the camera automatically selects the appropriate exposure time. Called Av ...
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