photolectric pickup
通过混合集成型结构光学拾音器的光学设计和芯片设计，制作了包含微光学棱镜、光电探测器和信号放大电路的混合集成型光学拾音器。
A hybrid integrated optical pickup device was designed and prepared through optical design and chip design. It consists of micro lens, photo detectors and CMOS integrated circuits.
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