Patent ID: 7984993
Filing Date: 2011-07-26
Classification: G03B

Abstract:
1. A projector, comprising: a projector main body configured to form image light by modulating light emitted from a light source according to image information and to enlarge and to project the image light; a reproduction device configured to reproduce information recorded on a recording medium coupled to the reproduction device, and combines with the projector main body to form one body of the projector; a light passing opening provided on an outer housing of the projector main body and configured to pass the image light through the light passing opening; a blocking member configured to selectively close the light passing opening; and a control unit configured to control the projector, wherein the control unit includes a startup information receiving section configured to receive startup information about startup of the projector, a closed condition checking section configured to check whether the light passing opening is closed by the blocking member or not, a medium judging section configured to judge types of information available on the recording medium, and a light source controlling section configured to control operation of the light source based in part on the check result of the closed condition checking section and the judgment result of the medium judging section after the startup information receiving section receives the startup information, the light source controlling section configured to: