%无中间像，焦距输入为负数 }ippi6b:r
function sjr=nfdre(~) GA.4'W^&a
4 -dV%DgC
%系统焦距及各镜间距输入，间距取负正负 R{hq1-
[L+VvO%cT
f=input('f:'); Om/mpU /U
d1=input('d1:'); 6d% |yl
d2=input('d2:'); .^}
vDA
d3=input('d3:'); ^9zFAY.|
$!-a)U,w$B
A=f^2/(d3*d2)-f/d1; /t<C_lLM
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); F]"Hs>
C=d3/d2-f/d1; f|&ga'5g&
IxxA8[^V
a1=(-B+sqrt(B^2-4*A*C))/(2*A);%α1 _?IP}} jA:
a2=d3/(a1*f);%α2 C aV>\E)
b2=a1*(1-a2)*f/d2;%β2 3 IK +&hk
b1=(1-a1)*f/(d1*b2);%β1 +# /`4EnI
wV,l }Xb-
lW8!_h"G`n
%曲率半径 e[ 8AdE
U $ bLt
R1=2*f/(b1*b2) ~1`ZPL VG
R2=2*a1*f/(b2*(1+b1)) *P mk1h2
R3=2*a1*a2*f/(1+b2) w=txSF&Qr
L9FijF7
A1=b2^3*(a1-1)*(1+b1)^3; ! _|rVg.
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; KJf~9w9U
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; 5%5z@Ka
; {P"~(S%
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); 2' 8$I}h
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); O [81nlhS0
C2=b2*(a1-1)^2*(1+b1)*(1-b1)^2/(4*a1*b1^2)-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)*(1-b2)^2/(4*a1*a2*b1^2*b2^2)-b2*(a1-1)*(1-b1)*(1+b1)/(a1*b1)-(a2*(a1-1)+b1*(1-a2))*(1-b2)*(1+b2)/(a1*a2*b1*b2)-b1*b2+b2*(1+b1)/a1-(1+b2)/(a1*a2); /h!Y/\ kI
tU p'cG
CB=[C1 B1;C2 B2]; r,` 5 9
AB=[A1 B1;A2 B2]; jP-=x(
AC=[A1 C1;A2 C2]; o@d+<6Um
ezOZHY>|#
%非球面系数 p^s k?E
k2=-(det(CB)/det(AB)); t#p*{S 3u
k3=-(det(AC)/det(AB)); )/:&i<Q:
k1=(k2*a1*b2^3*(1+b1)^3-k3*a1*a2*(1+b2)^3+a1*b2^3*(1+b1)*(1-b1)^2-a1*a2*(1+b2)*(1-b2)^2)/(b1^3*b2^3)-1 nO d '$q
k2=k2 6}RRrYL7I
k3=k3 w<uK-]t
JmR)
g
end y+C.2 ca
,3zF_y(*Y
%有中间像，焦距输入为正数 77 Fpb?0`
zP|y3`. 52
function sjr=yfdre(~) A-" }aCmik
^rKA=siz
f=input('f:'); ~ 4Gs\U:!Q
d1=input('d1:'); YJ&K0 %R
d2=input('d2:'); Eoj 2l&\
d3=input('d3:'); &dino
||lI_B
A=f^2/(d3*d2)-f/d1; XQ{G )
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); 8% $ Vj
C=d3/d2-f/d1; ww]^H$In
r*'X ]q|L+
a1=(-B-sqrt(B^2-4*A*C))/(2*A); C XQPbt[5
a2=d3/(a1*f); G*;}6 bj|?
b2=a1*(1-a2)*f/d2; u7e g:0Y
b1=(1-a1)*f/(d1*b2); t p3>aNj
-,;Iob56!
%曲率半径 9 Q#eu~R
J#0oL_xY#
R1=2*f/(b1*b2) 86^xq#+Uw
R2=2*a1*f/(b2*(1+b1)) s{- `y`JP
R3=2*a1*a2*f/(1+b2) [U ]ouh)
sI
u{_ b
A1=b2^3*(a1-1)*(1+b1)^3; Xc S 8{
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; }@ * Me+
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; p<|I !n&9
5ml^3 ,x
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); UH<nc;.B
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); M1MpR+7S
C2=b2*(a1-1)^2*(1+b1)*(1-b1)^2/(4*a1*b1^2)-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)*(1-b2)^2/(4*a1*a2*b1^2*b2^2)-b2*(a1-1)*(1-b1)*(1+b1)/(a1*b1)-(a2*(a1-1)+b1*(1-a2))*(1-b2)*(1+b2)/(a1*a2*b1*b2)-b1*b2+b2*(1+b1)/a1-(1+b2)/(a1*a2); H(^O{JC]y!
0x }8}
CB=[C1 B1;C2 B2]; IeqJ>t:
AB=[A1 B1;A2 B2]; +$#YW5wy
AC=[A1 C1;A2 C2]; qIwI]ub~
jhWNMu
%二次系数 _jw A_
9E (VU.
k2=-(det(CB)/det(AB)); rAdYBr=0
k3=-(det(AC)/det(AB)); yJaQcGxE"
k1=(k2*a1*b2^3*(1+b1)^3-k3*a1*a2*(1+b2)^3+a1*b2^3*(1+b1)*(1-b1)^2-a1*a2*(1+b2)*(1-b2)^2)/(b1^3*b2^3)-1 nb :J"
k2=k2 <By R! Y
k3=k3 e!wS"[,
d9XX^nY.
end
