So far people have put forward some basic methods for evaluate the MTF values of the lens, such as knife-edge method, laser speckle method and extended frequency aperture (EFA) method.
迄今为止，人们已经提出了诸如刃边法、激光散斑法、扩展频率孔径法等多种测量离散成像器件MTF的方法。
参考来源 - 镜头的MTF测量软件研究·2,447,543篇论文数据，部分数据来源于NoteExpress
在传统的刃边法基础上，介绍并验证了一种新的点靶标方法。
A new technique was presented and proved by knife-edge method.
迄今为止，人们已经提出了诸如刃边法、激光散斑法、扩展频率孔径法等多种测量离散成像器件MTF的方法。
So far people have put forward some basic methods for evaluate the MTF values of the lens, such as knife-edge method, laser speckle method and extended frequency aperture (EFA) method.
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