%无中间像,焦距输入为负数 p?mQ\O8F
function sjr=nfdre(~) H0zKL]D'>
;E8.,#/a
%系统焦距及各镜间距输入,间距取负正负 R89;<,Ie
~mqiXr8
f=input('f:'); U{2[nF
d1=input('d1:'); )F\tU
d2=input('d2:'); >AT{\W!N
d3=input('d3:'); akuV9S
o<*H!oyP\
A=f^2/(d3*d2)-f/d1; v'"0Ya
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); _E[zYSo`
C=d3/d2-f/d1; *(%]|z}]m
OC$Y8Ofr
a1=(-B+sqrt(B^2-4*A*C))/(2*A);%α1 E,]G Ek
a2=d3/(a1*f);%α2 ##gq{hgjb$
b2=a1*(1-a2)*f/d2;%β2 3|=9aM^ x^
b1=(1-a1)*f/(d1*b2);%β1 N|n"JKw)
,\y)k}0lH
^Z:oCTOP
%曲率半径 @S /jVXA
35dbDgVz$
R1=2*f/(b1*b2) }u=-Y'!#]
R2=2*a1*f/(b2*(1+b1)) ,k*g`OTW
R3=2*a1*a2*f/(1+b2) *C~O[:6D
wHSa s[4k
A1=b2^3*(a1-1)*(1+b1)^3; v !~lVv&
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; 'N?,UtG R
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; <,%qt_
!
IXp (Aeb
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); R<}n?f\#JZ
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); <P)vx
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); 0B0Uay'd_
]]
R*sd*
CB=[C1 B1;C2 B2]; 50:gk*hy
AB=[A1 B1;A2 B2]; p`@7hf|hm
AC=[A1 C1;A2 C2]; yF&"'L
sb"etc`w%-
%非球面系数 K5O8G
k2=-(det(CB)/det(AB)); $"z|^ze
k3=-(det(AC)/det(AB)); :wn9bCom?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 g5gq{KlU
k2=k2
~yQby&s
k3=k3 ={[s)G
eyq8wQT
end =2[5g!qX
1wX0x.4d
%有中间像,焦距输入为正数 $Hr
qX?&r
K3QE>@']
function sjr=yfdre(~) H1`}3}"
Uq0GbLjv"
f=input('f:'); `Pa)H
d1=input('d1:'); >
YHwWf-
d2=input('d2:'); -e6~0%X
d3=input('d3:'); '+6H= Qn
}P8@\2@=T
A=f^2/(d3*d2)-f/d1; N"X;aVFs_
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); pIKQx5;
C=d3/d2-f/d1; gxry?':
HmWU;9Vn+
a1=(-B-sqrt(B^2-4*A*C))/(2*A); xZJ
r*
a2=d3/(a1*f); )Mw<e
b2=a1*(1-a2)*f/d2; xz1jRI$
b1=(1-a1)*f/(d1*b2); l+e L:C!
o"5Bg%H
%曲率半径 UZ8
vZ
|a7W@LVYD
R1=2*f/(b1*b2) 95Q{d'&
R2=2*a1*f/(b2*(1+b1)) t{\,vI
R3=2*a1*a2*f/(1+b2) RcQo1
qJY'"_Q{
A1=b2^3*(a1-1)*(1+b1)^3; Lq#>N_72W0
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; 3z^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; |P{K\;-
q9GSUkb
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); pkd#SY
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); 9,h'cf`F
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); y H\z+A|
OGgP~hd
CB=[C1 B1;C2 B2]; QLx]%E\
AB=[A1 B1;A2 B2]; h,:8TMJRRN
AC=[A1 C1;A2 C2]; 1
J3h_z6/
p~ `f.q$'
%二次系数 >EQd;Af
$O}:*.{(W
k2=-(det(CB)/det(AB)); $vlc@]~d`&
k3=-(det(AC)/det(AB)); h{ s- e.
k1=(k2*a1*b2^3*(1+b1)^3-k3*a1*a2*(1+b2)^3+a1*b2^3*(1+b1)*(1-b1)^2-a1*a2*(1+b2)*(1-b2)^2)/(b1^3*b2^3)-1 }O+F#/6
k2=k2 Ey5E1$w%&
k3=k3 Tvd=EO
bERYC|
end