%无中间像，焦距输入为负数 %824Cqdc
function sjr=nfdre(~) hEA<o67
bx#>BK!
%系统焦距及各镜间距输入，间距取负正负 ~+Rc }K
Lz`E;k^
f=input('f:'); AYt%`Y.!
d1=input('d1:');
#zG&|<hc
d2=input('d2:'); MuYk};f
d3=input('d3:'); K#%&0D!
NTdi xfR
A=f^2/(d3*d2)-f/d1; j2Cks_$:
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); j>*R]mr6
C=d3/d2-f/d1; : Ux?,
^`*9QjY
a1=(-B+sqrt(B^2-4*A*C))/(2*A);%α1 u 8g S< \
a2=d3/(a1*f);%α2 WzPTFw[
b2=a1*(1-a2)*f/d2;%β2 !S^AgZ~
b1=(1-a1)*f/(d1*b2);%β1 NO~*T ?&
*S]Ci\{_
J} htu
%曲率半径 4H,`]B8(D
D N'3QQn
R1=2*f/(b1*b2)
txJr;
R2=2*a1*f/(b2*(1+b1)) ]p _L)
R3=2*a1*a2*f/(1+b2) -9%:ilX~
)) R5(R
A1=b2^3*(a1-1)*(1+b1)^3; %j:]^vqFA
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; 9 8j>1 "8
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; x^HGVWw_
tR}MrM
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); VeGL)
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); y[`l3;u:'
C2=b2*(a1-1)^2*(1+b1)*(1-b1)^2/(4*a1*b1^2)-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)*(1-b2)^2/(4*a1*a2*b1^2*b2^2)-b2*(a1-1)*(1-b1)*(1+b1)/(a1*b1)-(a2*(a1-1)+b1*(1-a2))*(1-b2)*(1+b2)/(a1*a2*b1*b2)-b1*b2+b2*(1+b1)/a1-(1+b2)/(a1*a2); #D< C )Q
iW RH{mK
CB=[C1 B1;C2 B2]; `s"'r !
AB=[A1 B1;A2 B2]; XF P atd
AC=[A1 C1;A2 C2]; VbJiZw(aR
]Uw<$!$-]s
%非球面系数 O*eby*%h
k2=-(det(CB)/det(AB)); 8B7 cBkl:
k3=-(det(AC)/det(AB)); u6 M.'
k1=(k2*a1*b2^3*(1+b1)^3-k3*a1*a2*(1+b2)^3+a1*b2^3*(1+b1)*(1-b1)^2-a1*a2*(1+b2)*(1-b2)^2)/(b1^3*b2^3)-1 Gn\_+Pj$
k2=k2 Ager$uC
k3=k3
*-+&[P]m
[DJ flCR&
end <A<{, :5C
0]>u )%
%有中间像，焦距输入为正数 pA`+hQNN
:l~ I
function sjr=yfdre(~) Ot:CPm@
%u`8mi nCt
f=input('f:'); uXI_M)
d1=input('d1:'); @|Fg,N<Y ]
d2=input('d2:'); #,S 0HDDHn
d3=input('d3:'); ji1 viv
CEXyrs<
A=f^2/(d3*d2)-f/d1; rFIqC:=
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); l*ayd>`~x
C=d3/d2-f/d1; j; %-fvd;
<DMl< KZ
a1=(-B-sqrt(B^2-4*A*C))/(2*A); tna .52*/
a2=d3/(a1*f); x1Lb*3Fe
b2=a1*(1-a2)*f/d2; ` BDLW%aL
b1=(1-a1)*f/(d1*b2); kv8F ko
4A@NxihH
%曲率半径 So {x]x:f
j;']cWe
R1=2*f/(b1*b2) . EpV;xq}
R2=2*a1*f/(b2*(1+b1)) P.6nA^hXB
R3=2*a1*a2*f/(1+b2) _ 6O \W%it
@L>q (Kg
A1=b2^3*(a1-1)*(1+b1)^3; 3Th'p aMG
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; -c(F 1l
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; B,M(@5wz
uJOJ-5}yt
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); hD\rt W
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); MJ7 Y#<u
C2=b2*(a1-1)^2*(1+b1)*(1-b1)^2/(4*a1*b1^2)-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)*(1-b2)^2/(4*a1*a2*b1^2*b2^2)-b2*(a1-1)*(1-b1)*(1+b1)/(a1*b1)-(a2*(a1-1)+b1*(1-a2))*(1-b2)*(1+b2)/(a1*a2*b1*b2)-b1*b2+b2*(1+b1)/a1-(1+b2)/(a1*a2); WEFlV4/
EzDk}uKY0R
CB=[C1 B1;C2 B2]; z8{a(nK P
AB=[A1 B1;A2 B2]; \x)n>{3C
AC=[A1 C1;A2 C2]; >GQEqXs
">~.$Jp_4
%二次系数 >G );j@Q
=N OH:#iQ
k2=-(det(CB)/det(AB)); :r%P.60H X
k3=-(det(AC)/det(AB)); Nqw&< x+
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 TS /.`.gT
k2=k2 RD\
k3=k3 y(Y!?X I
z."a.>fPaO
end
