关键词： 阵列式片状放大器； 空间滤波器； 软边光阑； 像传递系统 [gap=765]Key words： multi-segment-amplifier；spatial filter；soft aperture slot；system of image transfer
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The OTF (Optical Transfer Function) of an optical system can be evaluated by the Fourier Transform of the first derivative of the optical image of an knife-edge (object).
对光学系统输出刀口像的一阶导数做傅里叶变换，可以得到该系统的光学传递函数（OTF）。
According to the requirement of image restoration technique, high precision modulate transfer function (MTF) of imaging system is the base of high-quality imagery restored.
依据图像恢复技术的要求，高精度成像系统调制传递函数(MTF)是高质量图像恢复的基本条件。
The most complete measures of image quality for an optical system were its point spread function (PSF) and its optical transfer function (OTF).
全面测量光学系统像质的是它的点扩散函数(PSF)或光学传递函数(otf)。
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