| 摘要 |
An illuminating device for imaging apparatus includes: a light source; plural batteries that supply power to the light source; plural detection voltage generating units that are provided with respect to each battery and generate detection voltages from output voltages of the batteries; a voltage monitoring unit that is supplied with the plural detection voltages, respectively, and determines whether the output voltages of the batteries are equal to or less than a predetermined specified value or not with respect to each battery; and a control unit that turns on/off the supply of the power to the light source based on a determination result of the voltage monitoring unit, wherein detection switches that turn on/off the supply of the detection voltages from the respective detection voltage generating units to the voltage monitoring unit based on the control by the control unit are provided with respect to each battery.
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