| abstract |
A device for controlling equipment includes at least one light projector adapted to project light onto a head of a living body. A light collecting section for collecting the light having passed through the head, a light measuring section for measuring an intensity of the light collected by the light collecting section, a memory section for storing a previous history of changes of the intensity of the light measured, a signal judging section for judging if both the intensity of the light measured by said light measuring section and the previous history of changes of the intensity of the light satisfy a predetermined condition, a displaying section for displaying the intensity of the light measured and a result obtained by the signal judging section, and a control signal generating section for generating a control signal for external equipment. |