| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lamp unit which can be made small-sized while obtaining sufficient cooling air capacity, and generates small noise. <P>SOLUTION: The lamp unit (3) has a light source lamp (4), a lamp reflector (6) which reflects light emitted by the light source lamp, a chamber (8) which houses the light source lamp and lamp reflector, and a plurality of air blowing means (18, 20) which discharge the air in the chamber or suck air into the chamber. <P>COPYRIGHT: (C)2004,JPO&NCIPI |
