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~ NFPW#-TF
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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. o`\l&jUNe
clear; ; P I =jp
lam=500e-9;N1=4;N2=4; 4p&qH igG
a=2e-4;z=5; }S3m
wp<Y
k=2*3.14/lam;omega=0.00025; I-4csw<Qy
xm=0.4*lam*z/a;ym=0.4*lam*z/a; |vA3+kG
n=5; O9oVx4=
syms thetax; J@(=#z8xS
d=linspace(0,1,n); Lp20{R
for i=1:n Ua\g *Cxh
B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., / O6n[qj|
*exp(-0.5*k.^2*omega.^2*thetax.^2); +b I &0`
I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i))); e`' O!
Br1=I/16; jE2k\\<a
f(i,:)=2*omega/d(i); e2 UbeP
vpa(Br1,5) 9mwL\j
end \TkBV?W
plotmatrix(f,Br1)
