%无中间像,焦距输入为负数 a9[< ^
function sjr=nfdre(~) <bdyAUeFw
dYyW]nZ&
%系统焦距及各镜间距输入,间距取负正负 J v<$*TVS0
d~<QAh#rG
f=input('f:'); @*_ZoO7{
d1=input('d1:'); M@O2
WB1ws
d2=input('d2:'); 6F`\YSn+
d3=input('d3:'); kV1vb
B+Q+0tw*i
A=f^2/(d3*d2)-f/d1; NQ!<f\m4n
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); ,xj3w#`zaf
C=d3/d2-f/d1; OMd# ^z
hrT%XJl
a1=(-B+sqrt(B^2-4*A*C))/(2*A);%α1 M;qb7Mu
a2=d3/(a1*f);%α2 wA r~<
b2=a1*(1-a2)*f/d2;%β2 fN0bIE
Y
b1=(1-a1)*f/(d1*b2);%β1 \ 522,n`
va>"#;37
e;;):\p4
%曲率半径 Tc,$TCF
<N5rv3
s
R1=2*f/(b1*b2) ;[caiMA-
R2=2*a1*f/(b2*(1+b1)) jIZ+d;1
R3=2*a1*a2*f/(1+b2) 3q CHh
hpjUkGm5
A1=b2^3*(a1-1)*(1+b1)^3; A:c]1
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; |1i]L @&
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; xDLMPo&
[Gf{f\O
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); Q!x`M4
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); @% H8"A
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); _iq2([BpL
lJ'trYaq7
CB=[C1 B1;C2 B2];
Ft$^x-d
AB=[A1 B1;A2 B2]; .}~$1QKS
AC=[A1 C1;A2 C2];
dQ`:8SK
[%t3[p<)O
%非球面系数 4$F:NW,v:)
k2=-(det(CB)/det(AB)); +]_nbWL(%
k3=-(det(AC)/det(AB)); ~xE=mg4le
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 f^u^-l
k2=k2 _lNC<7+#h
k3=k3 yFi6jN#~
Wk,6) jS=}
end )ZN(2z
Kny%QBoiw
%有中间像,焦距输入为正数 lc"qqt
ru DP529;
function sjr=yfdre(~) 33,;iE
y 3IA '
f=input('f:'); 1GUqT 9)
d1=input('d1:'); 9='=-;@/5
d2=input('d2:'); ?-d
Ain1w
d3=input('d3:'); K Ka c6Zj
E;xMPK$
A=f^2/(d3*d2)-f/d1; n+X1AOE[L
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); R|$[U
C=d3/d2-f/d1; [h^f%
}}s8D>;G~
a1=(-B-sqrt(B^2-4*A*C))/(2*A); XN4oL[pO
a2=d3/(a1*f); &7fY_~ )B
b2=a1*(1-a2)*f/d2; {vLTeIxf.G
b1=(1-a1)*f/(d1*b2); 6TY){Pw
a6k(9ZF
%曲率半径 ;FcExg|k
8znj~7}#
R1=2*f/(b1*b2) 0n\^$WY
R2=2*a1*f/(b2*(1+b1)) Oq[i &
R3=2*a1*a2*f/(1+b2) {zY`h6d
x3gwG)Sf
A1=b2^3*(a1-1)*(1+b1)^3; tK*%8I\s
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; jk
K#e$7
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; >1m)%zt
c%jsu"
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); (LRNU)vD7$
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); HgYc@P*b
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); &|s+KP|d
[k!-;mi
CB=[C1 B1;C2 B2]; dFx2>6AZt
AB=[A1 B1;A2 B2]; T=^jCH &
AC=[A1 C1;A2 C2]; L7s>su|c(
KlY,NSlQ
%二次系数 -QN1oK@\mE
HE*7\"9
k2=-(det(CB)/det(AB)); ht2
f-EKf{
k3=-(det(AC)/det(AB)); W]Y@WKeT
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 #-}kG"
k2=k2 \C!%IR
k3=k3 ~5FS|[1L
o`b$^hv{A
end