Optical Pick-up Unit 一光学读取单元 ; 光学拾取单元
optical pick up 光盘头
optical pick-up of dvd dvd光学头
single-beam optical pick-up 单束激光头
optical-magnetic pick-up 光磁激光唱头
Optical pick-up is the cut-in point of DVD system.
DVD光学读数头是新一代的高密度光盘系统的核心部件。
Optical element, method for producing the element, and optical pick-up device.
光元件，生产该元件的方法，和光拾取器。
During the design process of Blu-ray disc optical pick-up, the optical system and the collimator lens design is especially important.
在蓝光光盘光学头设计过程中，光学系统的设计，有举足轻重的作用，特别是准直镜的设计。
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