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[ÇóÖú]
Õâ¸ö³ÌÐòÓ¦¸ÃÔõôÐ޸İ¡£¡
clear all
clc
d=5e-3; %µ¥Ôª¿Ú¾¶
L=10e-3; %ÖÜÆÚ¼ä¾à10um
D=7.2; %×ܳߴç
lambda=1.064e-3; %²¨³¤
z=1e+6; %´«²¥¾àÀë1km
phi=20/180*pi; %ƫת½Ç¶È0.2
xksi=-0.5:0.01:0.5; %¹Û²ìÆÁµÄλÖÃ
yksi=-0.5:0.01:0.5; %¹Û²ìÆÁµÄλÖÃ
N=round(D/L/2); %ÕóÔª¸öÊý
n=-N:N; %ȡij¸öÕóÔªµ±±äÁ¿
I=zeros(length(xksi),length(yksi));
for x=1:length(xksi)
T(x)=0;
for m=1:length(n)
I(x)=(1/L)*(D*sinc(D*(xksi(x)-(n(m)/L))))*(d*sinc(d*((n(m)/L)-(tan(phi)/(2*pi)))))+I(x);
end
x
end
for y=1:length(yksi)
I(y)=0;
for p=1:length(n)
I(y)=(1/L)*(D*sinc(D*(yksi(y)-(n(p)/L))))*(d*sinc(d*((n(p)/L)-(tan(phi)/(2*pi)))))+I(y);
end
y
end
I=I(x).*I(y);
I=I/(max(max(I)));
[X,Y]=meshgrid(xksi,yksi);
figure(1)
mesh(X,Y,I);
xlable=('x');
ylable=('y');
zlable=('¹âÇ¿');
hold on
figure(2)
imshow(255*I); |
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