| 200833 |
2017-11-26 22:36 |
2、光密射向光疏 *:wu{3g}M`
C*=#=.~~{
clear Dr z#D1-2
s J,:[
close all d
n3sh<
#7GbG\
n1=1.45,n2=1; {x
s{
Ry8@U9B6,t
theta=0:0.1:90; 6s@'z<Ct
8sLp! O;f2
a=theta*pi/180; wjDLsf,
ki48]#p
rp=(n2*cos(a)-n1*sqrt(1-(n1/n2*sin(a)).^2))./(n2*cos(a)+n1*sqrt(1-(n1/n2*sin(a)).^2)); 46Vx)x X
6Dwj^e0
rs=(n1*cos(a)-n2*sqrt(1-(n1/n2*sin(a)).^2))./(n1*cos(a)+n2*sqrt(1-(n1/n2*sin(a)).^2)); v<$a .I(
\^ i /:
tp=2*n1*cos(a)./(n2*cos(a)+n1*sqrt(1-(n1/n2*sin(a)).^2)); wS9EC}s:Q
$ba3dqbCW
ts=2*n1*cos(a)./(n1*cos(a)+n2*sqrt(1-(n1/n2*sin(a)).^2)); B/7c` V
]25 x X
figure(1) U:"E:Bxz;m
NLf6}
subplot(1,2,1); jNBv y1
Mt"j< ]EW
plot(theta,rp,'-',theta,rs,'--',theta,abs(rp),':',theta,abs(rs),'-.','LineWidth',2) G$ ( B26
` C9/=
legend('r_p','r_s','|r_p|','|r_s|') 2Ck'A0d
kO>F , M
xlabel('\theta_i') Ey4%N`H-^
x 8|sdZFxo
ylabel('Amplitude') d ]R&mp|'
'tm%3`
F
title(['n_1=',num2str(n1),',n_2=',num2str(n2)]) O0[.*xG
Hx5t![g2K!
axis([0 90 -1.5 1.5]) gTa6%GM>
Fg;V6s/>ts
grid on z)*7LI
b\& |030+
subplot(1,2,2); z]:{r uvH
XpFW(v
plot(theta,tp,'-',theta,ts,'--',theta,abs(tp),':',theta,abs(ts),'-.','LineWidth',2) m WN 9/+!
d[eN#<
legend('t_p','t_s','|t_p|','|t_s|') =wE1j
ancs
xlabel('\theta_i') * c 9/ I
8$4@ U;Vh;
ylabel('Amplitude') qD0s D2 x
p}I ,!~}
title(['n_1=',num2str(n1),',n_2=',num2str(n2)]) #[=%+ *Q
& iYy
axis([0 90 -0.5 3]) VjsQy>5m
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grid on Uskz~~}G
ZxW4 i
Rp=abs(rp).^2; Y_S>S( 0
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Rs=abs(rs).^2; bruM#T@}
NFxs4:]
RT
Rn=(Rp+Rs)/2; ':Avh|q3N
D}YAu,<K
Tp=1-Rp; b9FfDDOq"
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Ts=1-Rs; L!2BE[~
iY_E"$}P
Tn=(Tp+Ts)/2; zPWJ =T@N
k?[|8H ~2C
figure(2) 57 P oJ+
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subplot(1,2,1); J)yNp,V
EkWi pF(
plot(theta,Rp,'-',theta,Rs,'--',theta,Rn,':','LineWidth',2) -`knSR
WJ D1U?`
legend('R_p','R_s','R_n') VkKq<`t<
B}Lz# '5_
xlabel('\theta_i') 6h8fzqRzc
e;_ cC7
ylabel('Amplitude') B{`4"uEb$G
kta`[%KmIZ
title(['n_1=',num2str(n1),',n_2=',num2str(n2)]) P01o: /}
7=V s1TVc
axis([0 90 0 1]) ZMFV iE;8
Pi^5LI6JW
grid on <]9%Pm#X
&}N=a
subplot(1,2,2); ?<7o\Xk#{
_DlkTi 5(w
plot(theta,Tp,'-',theta,Ts,'--',theta,Tn,':','LineWidth',2) 4&TTP cSt;
"otks\I<
legend('T_p','T_s','T_n') 7J:zIC$u>
ze5Hg'f
xlabel('\theta_i') Y bX3_N&
G?`x$U U
ylabel('Amplitude') Hjho !np
`/+%mKlC|[
title(['n_1=',num2str(n1),',n_2=',num2str(n2)]) {OK+d#=
g8I=s7cnb
axis([0 90 0 1]) ?z
"fp$
S w<V/t
grid on !%pY)69gv
kB`t_`7f
[attachment=80481] Zjo8/
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[attachment=80480]
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