光学头是光盘存储器的核心部件，光学头光束孔径匹配是光学头设计的一个至关重要的问题。

Optical head is the core device of the optical disk drive. The aperture matching is the most important problems of optical head design.

youdao

光学头是光盘存储器的核心部件，光学头光束孔径匹配是光学头设计的一个至关重要的问题。

Optical head is the core device of the optical disk drive. The aperture matching is the most important problems of optical head design.

youdao