optical pickup meaning in Chinese
光学拾波器光学摄像管
Examples
- Optical pickup head
光学读取头 - The maximum one side output power of uncoated lasers attain to 2w and the minimum threshold current is 120ma . thereafter , algalnp and algaas material system lateral real refractive index waveguided 650nm / 780nm double wavelength multiquantum well lasers for dvd - rom driver and dvd player ' s optical pickup system are simulated and designed on the basis of the experiment of conventional lasers and the former research of tunneling cascade devices
在此之后，结合650nm附近波长的常规algainp gaas多量子阱激光器的实验结果与以往隧道级联器件的研究，设计并模拟分析了基于algainp材料与algaas材料的可用于dvd - rom驱动器和dvd播放机光学读取系统的侧向实折射率导引隧道级联650nm 780nm双波长多量子阱激光器。 - This paper introduced in detail the whole structure and functions of new dvd optical pickup parameter adjusting equipment and its various components , discussed the difficulties during designing and developing the adjuster , mainly including : the mechanical adjusting table , optical pickup clamping and pneumatic controlling unit , optical pickup servo control and spot location detecting , and parameter acquiting & graphics display control software
摘要详细介绍了新型dvd光学头调整仪的总体结构及各组成部分的功能与作用，并对调整仪在设计开发过程中的一些难点作了初步探讨，主要包括机械调整平台、光学头夹持及气动控制单元、光学头伺服控制与光斑定位检测单元、以及参数提取显示控制单元等在设计研发中的基本思想和要点。 - Double wavelength semiconductor lasers is a kind of novel diode lasers with the function of emitting two wavelength laser . there are various use for double wavelength semiconductor lasers in the different band . 650nm / 780nm double wavelength quantum well lasers mainly apply to the optical pickups of dvd - rom driver and dvd player
双波长半导体激光器是一种能够发射两种波长激光的新型半导体器件，不同波段的双波长半导体激光器有着不同用途， 650nm 780nm双波长量子阱激光器主要应用在dvd - rom驱动器和dvd播放机的光学读取等方面，而大功率950nm 990nm双波长量子阱激光器主要应用于光学测量等方面。