OCR is carries on the scanning recognition using optics technology to the writing and the character, transforms technology which the computer encodes.

OCR就是利用光学技术对文字和字符进行扫描识别，转化成计算机内码的技术。

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The imaging spectrometer using diffractive optics has compact construction, small volume and rapid scanning speed, and its practical ground manufacture have been visible.

采用二元光学元件的成像光谱仪结构紧凑，体积小，扫描速度快，已研制出地面实用型产品；

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By combining high-speed scanning and high-resolution optics, it has scanning performance of 1000 data points up to 150 Hz.

通过将高速扫描和高分辨率光学相结合，使其拥有扫描1000个数据点，达150赫兹的扫描性能。

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