所述系统包括第一光源、第二光源和光电检测器。
The system comprises a first light source, a second light source and a photodetector.
本发明公开一种投影机的光源模块，包括第一光源、第二光源、光学组件及色轮。
The module of light source includes first light source, second light source, optical module, and color wheel.
第一光管及第二光管分别邻置于第一光源及第二光源，用以改变第一光线及第二光线的方向。
Being located adjacent to first and second light sources, the first and second light pipes are in use for changing direction of first and second beams.
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