LED.

Light-emitting diode. A small electronic component which emits light (but almost no heat) when electricity is passed through it.

LEDs are red, green, yellow/orange, blue or white. LEDs are typically used in cameras for viewfinder data displays, for blinking red self-timer countdown lights and for red AF assist lights. They are semiconductor components.

cf. AF assist, self-timer, semiconductor.

Entry last updated 2002-04-03. Term 702 of 1487.

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