Several key techniques used in the high energy laser system nowadays, such as adaptive optics, beam control, have been challenged on the way from laboratory to practical application.
在从实验室走向实际应用的过程中，现有高能激光系统涉及的关键技术(如自适应光学、光束控制)遇到了较难解决的问题。
Some improper points of system illuminance formula in the optics textbook and optical software have been found and analyzed, and more practical formula have been deduced.
分析并指出了教科书及光学软件中光学系统照度公式的不恰当地方，推导出了更符合实际的光学系统照度公式。
Based on the practical atmosphere characteristic, the restoration methods are described through filtering the blurred images from the Angle of Fourier optics spectrum.
根据实际卫星遥感成像的大气云雾影响特性，和傅立叶光学空间滤波原理，从云雾频谱分析的角度讨论模糊图像的滤波恢复处理方法。
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；
Crystal glasses are not onlg beautiful but also practical . They are better than ordinary glasses in optics mechanics and health care .
水晶眼镜是装饰性与实用性相结合的产品，在光学、力学和保健等方面优于普通玻璃眼镜。
Crystal glasses are not onlg beautiful but also practical . They are better than ordinary glasses in optics mechanics and health care .
水晶眼镜是装饰性与实用性相结合的产品，在光学、力学和保健等方面优于普通玻璃眼镜。
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