条形码读出器就是光电子扫描仪，它们可以把条形码转换为数字代码。

Bar-code readers are photoelectric scanners that translate the bar code symbols into digital code.

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设计研制了一种集成光电探测器系统，它将光电二极管阵列及信号读出电路集成在同一硅芯片上。

An integrated photodetector system is designed and manufactured, in which the photodetector array and the read-out circuits are integrated on the same silicon chip.

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本文介绍了激光读出头的工作原理，提出了一种采用激光读出头、运用光电方式对转轴扭矩进行测量的原理。

The working principle of optical pickup and the measuring principle of rotation shaft torque using optical pickup and photoelectric method are introduced in this paper.

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