photographic accessories 
Add-on devices that improve or change the way a camera operates.
Glass cube with a lamp on each of its sides; rotating the cube provides four separate flashes.
Device that converts chemical energy into electrical energy to supply power to another device.
Single-use lamp that produces a brief and intense flash of light to compensate for inadequate lighting.
Device with a lamp that produces a brief and intense flash of light; it is used to compensate for inadequate lighting.
Detector that measures the intensity of ambient light and controls the amount of light emitted by the flash.
Part that concentrates and channels light from the lamp toward the subject to be photographed.