把鱼眼图象变换成透视投影图象，球面投影是一种简单有效的方法。
Spherical projection is a simple and effective method to transform a fisheye image to a perspective projection image.
本文提出一个新的图象边缘检测方法，采用扁球面函数的特性，形成一种特殊的滤波器。
This paper suggests a new image edge detection method which is based on properties of prolate spheroidal function and performed with a special filter.
对于非球面的检测不再象住常那样需要将测量值与计算值作比较，可以如同检测球面反射镜一样地简单。
An aspheric mirror can be tested just as simple as a spheric reflector. A conventional comparison of the measurement results with the design data is no more required.
对于非球面的检测不再象住常那样需要将测量值与计算值作比较，可以如同检测球面反射镜一样地简单。
An aspheric mirror can be tested just as simple as a spheric reflector. A conventional comparison of the measurement results with the design data is no more required.
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