%无中间像，焦距输入为负数 %y+j~]^:
function sjr=nfdre(~) /2cOZ1G;
W78-'c
%系统焦距及各镜间距输入，间距取负正负 jzMGRN/67
Q3Lqj2r
f=input('f:'); @$G
K<jl
d1=input('d1:'); "ZW* O{
d2=input('d2:'); !W^II>Y
d3=input('d3:'); GefgOlg5"
}cmL{S
A=f^2/(d3*d2)-f/d1; ]!w52kF 7
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); I =pd j D
C=d3/d2-f/d1; qChPT :a
H/f=
2b
a1=(-B+sqrt(B^2-4*A*C))/(2*A);%α1 )dcGV$4t[
a2=d3/(a1*f);%α2 DLZ63'
b2=a1*(1-a2)*f/d2;%β2 Ml a,"~4D5
b1=(1-a1)*f/(d1*b2);%β1 !<ucw WY,
']x]X ,
0@;E8^pa
%曲率半径 :Fl: bRH+
v<4zcMv
R1=2*f/(b1*b2) 4V5*6O9(u
R2=2*a1*f/(b2*(1+b1)) Ye\%o[X
R3=2*a1*a2*f/(1+b2)
q~C6+
[ ]NAV
A1=b2^3*(a1-1)*(1+b1)^3; |kD?^Nx
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; Emo]I[<&q
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; M Cz3RZ K
/hHD\+ 0({
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); 7 m%|TwJN
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); f,*e ?9@;s
C2=b2*(a1-1)^2*(1+b1)*(1-b1)^2/(4*a1*b1^2)-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)*(1-b2)^2/(4*a1*a2*b1^2*b2^2)-b2*(a1-1)*(1-b1)*(1+b1)/(a1*b1)-(a2*(a1-1)+b1*(1-a2))*(1-b2)*(1+b2)/(a1*a2*b1*b2)-b1*b2+b2*(1+b1)/a1-(1+b2)/(a1*a2); "]%
L{a P
Sw ~<W%! ?
CB=[C1 B1;C2 B2]; 3? "GH1e
AB=[A1 B1;A2 B2]; }|;n[+ }
AC=[A1 C1;A2 C2]; EP
@=i
BScysoeD
%非球面系数 )xU70:X
k2=-(det(CB)/det(AB)); &E~7ty'
k3=-(det(AC)/det(AB)); 8u4]@tJH
k1=(k2*a1*b2^3*(1+b1)^3-k3*a1*a2*(1+b2)^3+a1*b2^3*(1+b1)*(1-b1)^2-a1*a2*(1+b2)*(1-b2)^2)/(b1^3*b2^3)-1 uG<+IT|x
k2=k2 VrDv d
k3=k3 wTLHg2'y^
|Ia46YS
end ! &X}? NK
p 7 sYgz
%有中间像，焦距输入为正数 (jXgJ" m
X~x]VKr/
function sjr=yfdre(~) F4@h} T5)
G[jCmkK
f=input('f:'); nBQG.3
d1=input('d1:'); [KJm&\evp
d2=input('d2:'); mu (S 9
d3=input('d3:'); n '&WI f3
sUA)I%Q!
A=f^2/(d3*d2)-f/d1; ,}bC
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); 4aGHks8Z,\
C=d3/d2-f/d1; *Owq_)_ (|
sI`Lsd'V
a1=(-B-sqrt(B^2-4*A*C))/(2*A); V&gUxS]*
a2=d3/(a1*f); -.xs=NwB.|
b2=a1*(1-a2)*f/d2; YoXXelO&
b1=(1-a1)*f/(d1*b2); ^ c:(HUo#
5}1c Np6@
%曲率半径 X)Kd'6zg
>2_J(vm>
R1=2*f/(b1*b2) [z?q -$#
R2=2*a1*f/(b2*(1+b1)) H -`7T;t~
R3=2*a1*a2*f/(1+b2) : .@gd7T
h:l\kr|9
A1=b2^3*(a1-1)*(1+b1)^3; m'Wz0b^BO
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; =3sBWDB[
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; 7Rq;V=2YV
Mk7#qiPo
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); R Xh/[t+
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); S&9{kt|BI
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); .aF+>#V=Q
2 rne=L
CB=[C1 B1;C2 B2]; U$qSMkj6RK
AB=[A1 B1;A2 B2]; 1}9@aKM
AC=[A1 C1;A2 C2]; 'Exj|Y&
J-hP4t&x
%二次系数 |0dmdrKD
x# 0(CcKK
k2=-(det(CB)/det(AB)); Ly lw('zZ
k3=-(det(AC)/det(AB)); ?HttqK)
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 2?# IwT'
k2=k2 _yumUk-QW
k3=k3 0d~>zKho
j $a,93P5
end
