OPTICAL CHARACTERISTIC MEASUREMENT DEVICE AND CONTROL METHOD THEREFOR

摘要

An optical characteristic measurement device is provided with a first illumination unit configured to illuminate a display unit, a second illumination unit configured to indicate the position of an illumination instruction key, and a control unit configured to control the operations of at least the first illumination unit and the second illumination unit. The control unit is configured to turn on the second illumination unit in response to the operation of a power supply key. Further, the control unit is configured to turn on the first illumination unit in response to the operation of the illumination instruction key.