| 摘要 |
An endoscope light source unit including a light source, for making illumination light incident on a light guide of an endoscope which is disconnectably connected to the endoscope light source unit, the endoscope light source unit includes an aperture device including aperture openings of different opening ratios which are selectively positioned between the incident end face of the light guide and the light source; a reading device for reading endoscope-type information from a memory provided in the endoscope; and a controller for selecting one aperture opening, an opening ratio of which corresponds to the endoscope-type information, for making the selected one aperture opening positioned between the incident end face of the light guide and the light source, and for allowing the light source to be turned ON. The controller prohibits the light source from being turned ON if the reading device cannot read the endoscope-type information.
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