| 200833 |
2017-11-26 22:37 |
利用MATLAB光学仿真（2）
计算光波由光密入射到光疏介质时相位变化 V^" 5cW
8uNq353
clear vU::dr
i0hF9M
close all tONxV`
% ZZ\Xj
n1=1.45,n2=1; \ qK h9
! fY'^Ya?
theta=0:0.1:90; >% t"VpvR
#49,7OBU
a=theta*pi/180; PXWBc\
|GLa `2q|
rp=(n2*cos(a)-n1*sqrt(1-(n1/n2*sin(a)).^2))./(n2*cos(a)+n1*sqrt(1-(n1/n2*sin(a)).^2)); @xR=bWY
I;9 >$?t[
rs=(n1*cos(a)-n2*sqrt(1-(n1/n2*sin(a)).^2))./(n1*cos(a)+n2*sqrt(1-(n1/n2*sin(a)).^2)); b8(94t|;U
W2s6!_AN
tp=2*n1*cos(a)./(n2*cos(a)+n1*sqrt(1-(n1/n2*sin(a)).^2)); t
?rUbN
aVEg%8
ts=2*n1*cos(a)./(n1*cos(a)+n2*sqrt(1-(n1/n2*sin(a)).^2)); U2seD5I
2+50ezsId
arp=angle(rp); wP29 xV"5
)V7bi^r
ars=angle(rs); 7xqTTN6h
(X; D.s
atp=angle(tp); X&b)E0]pR
`*^
f =y
ats=angle(ts); G[GSt`LVS`
[WW3'= e^
figure(1) [5yLg
WZ>
}
subplot(1,2,1); v,^2 'C$o
1?\G6T
plot(theta,arp,'-',theta,ars,'--','LineWidth',2) [_q3 02
@p~f*b4H?
legend('arg(r_p)','arg(r_s)') M|xd9kA^
%v5 IR
xlabel('\theta_i') 7M9Ey29f
{oOzXc6o
ylabel('\phi') 5 o- WA1
,6J]oX
title(['n_1=',num2str(n1),',n_2=',num2str(n2)]) 0Zcv pR?G
WKek^TW4HE
axis([0 90 -3.5 3.5]) 2[z FKK
Xy0*1$IS]
grid on xY v@
cgY + xd@
subplot(1,2,2); AUBZ7*VO
UaG
})
plot(theta,atp,'-',theta,ats,'--','LineWidth',2) ky R=U`OW
/r2*le (H
legend('arg(t_p)','arg(t_s)') k bu.KU+
I54`}Npp
xlabel('\theta_i') <u`m4w
!X5n'1&
ylabel('\phi') o y {
{d
*7 cc4 wGQ
title(['n_1=',num2str(n1),',n_2=',num2str(n2)]) , !0-;H.Y
H.-VfROi2
axis([0 90 -3.5 3.5]) @ ,kR<1
& -.NkW @
grid on x :dI :G
nymro[@O~
[attachment=80482]
|
|