Light source device for an endoscope.

摘要

A photoreceptor (31) is provided for receiving a light emitted from an electronic flash unit (20) and an output of the photoreceptor (31) is supplied to a light emission amount calculating circuit. The light emission amount calculating circuit includes a light emission amount calculating constant setting device (34, 35a to 35f) adapted to manually change a light emission amount calculating constant according to a photographing mode.