%无中间像，焦距输入为负数 j:T/ iH!YF
function sjr=nfdre(~) hRI"y":zD
G|w=ez
%系统焦距及各镜间距输入，间距取负正负 <:/&&@ 2
V-I(WzR9y
f=input('f:'); 9//+Bh
d1=input('d1:'); .o1^Oh
d2=input('d2:'); Ab%;Z5$fr
d3=input('d3:'); @RFs/ '
ev0oO+u
A=f^2/(d3*d2)-f/d1; n~V4nj&_T
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); 87 )zCq
C=d3/d2-f/d1; /yz=Cj oz
{Sl57! U5
a1=(-B+sqrt(B^2-4*A*C))/(2*A);%α1 s5.AW8X=?*
a2=d3/(a1*f);%α2 _I`,Br:N
b2=a1*(1-a2)*f/d2;%β2 Ok 7t@l$
b1=(1-a1)*f/(d1*b2);%β1 +MbIB&fRCB
,:fl?x.X
\;-fi.Hrf$
%曲率半径 QVF]Ci_=
bPD`+: A_
R1=2*f/(b1*b2) M/?KV9Xk2
R2=2*a1*f/(b2*(1+b1)) tt?58dm|
R3=2*a1*a2*f/(1+b2) I KtB ;
YCe7<3> J4
A1=b2^3*(a1-1)*(1+b1)^3; G2LK]
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; I1X /Lj=
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; ^J Z^>E~
=cN&A_L(
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); L%v^s 4@
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); .6O"|
M qb
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); v5;I]?72l~
{U
'd}Q
CB=[C1 B1;C2 B2]; ZvYLL{>}w
AB=[A1 B1;A2 B2]; Q9d`zR]
AC=[A1 C1;A2 C2]; ms($9 Lv/
=.]l*6W V
%非球面系数 %p^. \ch9
k2=-(det(CB)/det(AB)); i,V ;xB2
k3=-(det(AC)/det(AB)); wxm:7$4C
k1=(k2*a1*b2^3*(1+b1)^3-k3*a1*a2*(1+b2)^3+a1*b2^3*(1+b1)*(1-b1)^2-a1*a2*(1+b2)*(1-b2)^2)/(b1^3*b2^3)-1 :+{ ?
k2=k2 H/M Au7
k3=k3 kyAXR wzI
"G-1>:
end 'Y$R~e^Y?
4`Q3v4fOF
%有中间像，焦距输入为正数 {QBB^px
;!o]wHmA
function sjr=yfdre(~) 2f U$J>Y
xD&^j$Em
f=input('f:'); ]0;86 4X0
d1=input('d1:'); |/g W _;(
d2=input('d2:'); IchCACK
d3=input('d3:'); =. y* _Ja
| K ?#$~
A=f^2/(d3*d2)-f/d1; WwC 5!kZ
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); UA[,2MBp
C=d3/d2-f/d1; L,d
LE-L
7 r|(} S
a1=(-B-sqrt(B^2-4*A*C))/(2*A); bX.ja;;
a2=d3/(a1*f); *A}cL
b2=a1*(1-a2)*f/d2; QKN<+,h!z>
b1=(1-a1)*f/(d1*b2); v7% X@j]ji
b}T6v
%曲率半径
tvXW
T!wo2EzE
R1=2*f/(b1*b2) UgWs{y2SE.
R2=2*a1*f/(b2*(1+b1)) IHgeQ F
~
R3=2*a1*a2*f/(1+b2) }SI GPVM
}M1sksk5
A1=b2^3*(a1-1)*(1+b1)^3; fzjU<? }
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; e*+F pW @
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; o!:8nXw
p8s:g~ W
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); [^8n0{JiN
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); vP7K9K x
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); e4~>G?rM _
}HE6aF62O
CB=[C1 B1;C2 B2]; :'aAZegQY
AB=[A1 B1;A2 B2]; LZ@|9!KDw
AC=[A1 C1;A2 C2]; {0! ~C=P
`my e}L2I
%二次系数 Cf B.ZT
H+
h07\?
%
k2=-(det(CB)/det(AB)); GE>[*zN
k3=-(det(AC)/det(AB)); 9N%JP+<89
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 mMMQ|ea
k2=k2 pZ#a p<|>I
k3=k3 j3q~E[Mz\
sH[
-W-
end
