%无中间像，焦距输入为负数 1j?+rs+o-
function sjr=nfdre(~) *Sp_s_tS
=C 7 WQ
%系统焦距及各镜间距输入，间距取负正负 ="J *v>
{B w
f=input('f:'); `R6dnbH
d1=input('d1:'); uJ
T^=Y
d2=input('d2:'); X)b@ia'"Wp
d3=input('d3:'); z1S
p 'h$
N`et]'_A}
A=f^2/(d3*d2)-f/d1; t4v@d
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); ~EtwX YkRZ
C=d3/d2-f/d1; jIi:tO9G^,
2xK v;
a1=(-B+sqrt(B^2-4*A*C))/(2*A);%α1 +FJ+,|i
a2=d3/(a1*f);%α2 VDTt}J 8
b2=a1*(1-a2)*f/d2;%β2 @A'@%Zv-
b1=(1-a1)*f/(d1*b2);%β1 ,8 G6q_ud
#gsJ
tT9
^xm%~
%曲率半径 AX;!-|bW
D$ Eq~VQ
R1=2*f/(b1*b2) @|([b r|O
R2=2*a1*f/(b2*(1+b1)) #pcgfV l
R3=2*a1*a2*f/(1+b2) {; vLM*
'
gE: ?C2
A1=b2^3*(a1-1)*(1+b1)^3; 5XoM )
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; 2"6bz^>}
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; `br$kB
yQ0:M/r;0
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); L Q0e @5
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); 7!Qu+R
C2=b2*(a1-1)^2*(1+b1)*(1-b1)^2/(4*a1*b1^2)-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)*(1-b2)^2/(4*a1*a2*b1^2*b2^2)-b2*(a1-1)*(1-b1)*(1+b1)/(a1*b1)-(a2*(a1-1)+b1*(1-a2))*(1-b2)*(1+b2)/(a1*a2*b1*b2)-b1*b2+b2*(1+b1)/a1-(1+b2)/(a1*a2); i93 6+[
[h6 3* &
CB=[C1 B1;C2 B2]; S#:l17e3
AB=[A1 B1;A2 B2]; \zKO5,qw
AC=[A1 C1;A2 C2]; ;2 P
CorV!H4
%非球面系数 DS=$*
Trk
k2=-(det(CB)/det(AB)); L3=5tuQ[5
k3=-(det(AC)/det(AB)); l "-Z#[
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 lhC hk7l
k2=k2 2Gh&h(
k3=k3 -}3nIk<N
pO92cGJ8
end \@ [, UZ
LUdXAi"f
%有中间像，焦距输入为正数 F1meftK
+pRNrg?k
function sjr=yfdre(~) Y> 6N2&Q
;5DDV6
f=input('f:'); &~=r .T
d1=input('d1:'); dci<Rz`h
d2=input('d2:'); 1YK(oRSDn
d3=input('d3:'); M|NQoQ8q
1yVhO2`7]
A=f^2/(d3*d2)-f/d1; 2VzYP~Jg
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); m*jT vn
C=d3/d2-f/d1; 1ktxG1"1
2RQ- L
a1=(-B-sqrt(B^2-4*A*C))/(2*A); /,`OF/%
a2=d3/(a1*f); H@1}_ d
b2=a1*(1-a2)*f/d2; C;j& Vbf
b1=(1-a1)*f/(d1*b2); IVY)pS"pR"
Re&"Q 8I.8
%曲率半径 gB~^dv {
PD&gC88
R1=2*f/(b1*b2) (zh[1[a
R2=2*a1*f/(b2*(1+b1)) HItNd
R3=2*a1*a2*f/(1+b2) @S=9@3m{w;
f , 4erTBH
A1=b2^3*(a1-1)*(1+b1)^3; tv26eK
38
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; QFMA y>Gdn
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; H8B$# .
"Kdn`zN{
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); :AS`1\ C
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); -C aj> K
C2=b2*(a1-1)^2*(1+b1)*(1-b1)^2/(4*a1*b1^2)-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)*(1-b2)^2/(4*a1*a2*b1^2*b2^2)-b2*(a1-1)*(1-b1)*(1+b1)/(a1*b1)-(a2*(a1-1)+b1*(1-a2))*(1-b2)*(1+b2)/(a1*a2*b1*b2)-b1*b2+b2*(1+b1)/a1-(1+b2)/(a1*a2); "F%JZO51
X8">DR&>Y
CB=[C1 B1;C2 B2]; d$jwh(Ivs
AB=[A1 B1;A2 B2]; iGkysU<wcp
AC=[A1 C1;A2 C2]; 4h ODpIF
>
K?OsvX
%二次系数 8x g^="OJ
- Z`RKR8C
k2=-(det(CB)/det(AB)); UKQ"sC
k3=-(det(AC)/det(AB)); #=={h?UDT
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 pQK SP r
k2=k2 f:-l}Zj
k3=k3 bMxK @$G~
~`C _B]3|
end
