In this paper, a high-sensitivity lightwave communication system is set up by using a mini-power near-infrared LED as a light emitter, a phototransistor as a photoelectric receiver.

本文采用小功率红外发光管作光源，用光敏二级管作光接收器件，建立了高灵敏度的光波通信系统。

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Various shapes and fine fiber of the glass have important and wide application in light communication, laser, light emission, infrared detection, specific glass and optoelectronics.

制成的各种形材及细纤维在光通信，激光、发光，红外探测，特种玻璃及光电子技术中有着重要和广泛用途。

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Infrared light is used mainly for optical communication--including for sending messages between a remote control and the TV.

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