最近在用matlab做相干合成的数值模拟，在画图的时候遇到些问题，不知哪位高手能指点一下，多谢~ &%C4rAd2
$ bD 3
这个程序是计算远场光场中主瓣的能量，然后将主瓣能量和f的值画成散点图，最后画图步骤总是报错. E d.~9*m
clear; =KMd! $J\
lam=500e-9;N1=4;N2=4; ?(;ygjyx
a=2e-4;z=5; eW0:&*.vMj
k=2*3.14/lam;omega=0.00025; g}L2\i688
xm=0.4*lam*z/a;ym=0.4*lam*z/a; w~&bpCB!
n=5; rL&585
syms thetax; >2Z:=HT
d=linspace(0,1,n); L'z;*N3D
for i=1:n *M6M'>Tin
B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., ?)5}v4b
*exp(-0.5*k.^2*omega.^2*thetax.^2); f.Q ?-M
I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i))); nu4GK}xI
Br1=I/16; /!d,f4n
f(i,:)=2*omega/d(i); bXC;6xZV
vpa(Br1,5) Q3_ia 5 `O
end ~|R"GloUw
plotmatrix(f,Br1)
