Patent ID: 9091908
Filing Date: 2015-07-28
Classification: G03B,H04N

Abstract:
1. An image projection apparatus comprising: a light source, light from which is used to form an image to be projected; a first air flow path; a control unit configured to control a light emission from the light source; an electrical power stabilizing unit configured to stabilize an electrical power to be supplied to the light source; and an electrical power source unit configured to supply the electrical power to at least one of the control unit or the electrical power stabilizing unit, wherein the electrical power source unit is divided into a plurality of boards, the light source is arranged on a normal line of a surface of any of the plurality of boards, and the plurality of boards defines surfaces of the first air flow path except a surface nearest to the light source, wherein the electrical power source unit is divided into a main power source board and a sub power source board, the main power source board being attached to a substantially L-shaped main board holder and the sub power source board being attached to a sub board holder, and the light source is arranged on the normal line of the main power source board, the main board holder includes a board attaching surface to which the main power source board is attached on a lower surface thereof, and a cover surface extending downward from a first side end of the board attaching surface, and the sub board holder is attached to a second side end of the board attaching surface so that the sub power source board faces the cover surface.