| 摘要 |
A projection apparatus comprises a housing and further comprises a light source, an imaging system, an optical engine, a first blower, and an axial fan installed in the housing, and an air outlet is disposed on the housing. The light source is installed adjacent to the air outlet. The optical engine is installed between the imaging system and the light source. The first blower is installed at one end far away from the air outlet, and an exhaust port of the first blower faces one portion of the light source. The axial fan is installed at one side of the light source installed the first blower, and the light source is positioned between the air outlet and the axial fan. An exhaust port of the axial fan faces the light source, and a suction port of the axial fan is adjacent to the suction port of the first blower.
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