Wiktionary
camera flash
n. A device that produces a short flash of light to help illuminate a scene, mostly for night-time or indoors photography.
Usage examples of "camera flash".
Suddenly there was a little flash, like a camera flash gun going off, directly above me .
Wendy knew instinctively the witch hated bright daylight and what was the camera flash, but a modern day spell of localized daylight!
Martha Quinlan stood inside the door beaming while a young black man dropped to one knee and bombed them with a camera flash that could have driven a laser beam to Mars.