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~ ['rqz1DL5
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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. Qs.g%
clear; -wjvD8fL
lam=500e-9;N1=4;N2=4; {^VvL'n
a=2e-4;z=5; P2;I0 !
k=2*3.14/lam;omega=0.00025; tJ,x>s?Y
xm=0.4*lam*z/a;ym=0.4*lam*z/a; G(XI TL u*
n=5; RxVf:h'l
syms thetax; T5+iX`#M
d=linspace(0,1,n); s`:- 6{E
for i=1:n aj<=]=hr
B1(i,:)=(sin(0.5*N1*k*d(i)*thetax)./sin(k*0.5*d(i)*thetax)).^2 ..., \#; -C< [b
*exp(-0.5*k.^2*omega.^2*thetax.^2); "'
hc)58y
I(i,:)=int(B1(i,:),thetax,-lam/(N1*d(i)),lam/(N1*d(i))); $}G03G@
Br1=I/16; .<C}/Cl
f(i,:)=2*omega/d(i); aGY F\7
vpa(Br1,5) Q@-7{3
end .Z"p'v
plotmatrix(f,Br1)
