分析了利用炽热钢板自身发光进行光学成像，采用高精度的线阵CCD作为测量传感器，对热轧中板宽度进行智能测量的专用红外光电仪表。
This paper presents a special infrared optoelectronic instrument for measuring the hot-rolled plate width, which USES the high accuracy linear CCD as the measuring detector.
系统采用均匀红外光源进行照明，利用光学传感器摄取包含人体静脉信息的红外图像。
The average infrared lighting is adopted, and the infrared vein image containing information of hand vein can be acquired by optical CMOS sensor.
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