此matlab程序用来模拟仿真光学系统的传递函数（MTF），将MTF进行参数化处理.rar

function []=blurt(image) c=image(:,:,1); T=size(c); fx=-T(1)/2+1:1:T(1)/2; fy=-T(2)/2+1:1:T(2)/2; % fx=1:1:T(1); % fy=1:1:T(2); a=1/100;b=1/100; MTF=sinc(a.*fx)'*sinc(b.*fy); f_image=(fftshift(fft2(c,T(1),T(2))));%.*MTF; %f_image=fft2(c,T(1),T(2)); c0=f_image.*MTF; c1=ifft2(f_image); figure,imshow(c0,[]); figure,imshow(f_image,[]) figure,imshow(MTF,[]); figure,imshow(c1,[]); figure,imshow(c,[]) % image = double(imread('lena.bmp')); % blurt(image);