%无中间像,焦距输入为负数 P\m7 -
function sjr=nfdre(~) }ucIH@U{
OWjJxORB
%系统焦距及各镜间距输入,间距取负正负 }-p[V$:S
&[R8Q|1j
f=input('f:'); 1MsWnSvzf
d1=input('d1:'); j`*N,*ha
d2=input('d2:'); m4w')r~
d3=input('d3:'); \YJy#2K
eJ8]g49mD6
A=f^2/(d3*d2)-f/d1; * A|-KKo\
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); 5ABhj* 7
C=d3/d2-f/d1; \t4tiCw
zJlQ_U- !
a1=(-B+sqrt(B^2-4*A*C))/(2*A);%α1 j=+"Qz/hr_
a2=d3/(a1*f);%α2 \uOdALZ
b2=a1*(1-a2)*f/d2;%β2 ;oOv/3
b1=(1-a1)*f/(d1*b2);%β1 *ZSdl0e
6R UrF
.aOnGp
%曲率半径 &NZfJs
;$j7H&UNQj
R1=2*f/(b1*b2) H5>hx{
R2=2*a1*f/(b2*(1+b1)) h&@R| N
R3=2*a1*a2*f/(1+b2) ybdd;t}&1
&p
UZDjo?
A1=b2^3*(a1-1)*(1+b1)^3; X<OSN&d
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; Px@/Q
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; pI[ZBoR~
D<{{ :7n
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); Z(0@1l`Z-`
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); &xZyM@
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); X2 6
=ziwxIo6
CB=[C1 B1;C2 B2]; W1aa:hEf
AB=[A1 B1;A2 B2]; d^ ZMS~\*
AC=[A1 C1;A2 C2]; E
.6HpIx
8G%yB}pa
%非球面系数 S*)1|~pRvQ
k2=-(det(CB)/det(AB)); Tsb{25`+
k3=-(det(AC)/det(AB)); @R~5-m
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 >cmE
t
k2=k2 F9q8SA#"
k3=k3 h:\oly\
w2(guL($
end ^,Ydr~|T
s Wjy6;
%有中间像,焦距输入为正数 ~=r^3nZR/J
c>bq%}
function sjr=yfdre(~) CR<`ZNuWz
he3SR@\T
f=input('f:'); >n5:1.g
d1=input('d1:'); ni&*E~a
d2=input('d2:'); (kBP(2V
d3=input('d3:'); 9<CG s3\
_cDF{E+;
A=f^2/(d3*d2)-f/d1; 96Wp!]*
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); C"T1MTB
C=d3/d2-f/d1; ;+ "f
Pj#'}ru!
a1=(-B-sqrt(B^2-4*A*C))/(2*A); %rKK[
a2=d3/(a1*f); vW,snxK6y&
b2=a1*(1-a2)*f/d2; 5m$2Ku
b1=(1-a1)*f/(d1*b2); q!'rz
c/W=$3
%曲率半径 |Yi)"-
[BbutGvj
R1=2*f/(b1*b2) c2SC|s]
R2=2*a1*f/(b2*(1+b1)) U4?(A@z9^
R3=2*a1*a2*f/(1+b2) Doze8pn
(AY9oei>
A1=b2^3*(a1-1)*(1+b1)^3; fg%&N2/(.B
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; p 5u_1U0
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; kQdt}o])
V)o,1
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); 6&v?)o
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); 0CvsvUN@
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); vy@rQC %9
v"u^M-_
CB=[C1 B1;C2 B2]; UnWW/]E
AB=[A1 B1;A2 B2]; r~[vaQQ6L
AC=[A1 C1;A2 C2]; $e%2t^ i.g
1-SVCk
-
%二次系数 8am`6;O:!
@* 1U{`
k2=-(det(CB)/det(AB)); &FdWFt=X
k3=-(det(AC)/det(AB));
ye6H*K
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 Ru!He,k7
k2=k2 Rxpn~QQ
k3=k3 "LhUxnll
s3s4OAY
end