%无中间像，焦距输入为负数 Q(@IK&v
function sjr=nfdre(~) I9y.e++/
;</Lf=+Vm
%系统焦距及各镜间距输入，间距取负正负 4Yjx{5QSAG
m
<k!^jp
f=input('f:'); F}
DUEDND*
d1=input('d1:'); b"j|Bb
d2=input('d2:'); <:;^'x>!
d3=input('d3:');
*~VxC{
JBX[bx52<r
A=f^2/(d3*d2)-f/d1; &Ra l+J
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); &jQ?v@|1c
C=d3/d2-f/d1; (?&=T.*^
;[0 &G6g
a1=(-B+sqrt(B^2-4*A*C))/(2*A);%α1 =hH.zr I6e
a2=d3/(a1*f);%α2 -8Ti*:
b2=a1*(1-a2)*f/d2;%β2 lC?Icn| o
b1=(1-a1)*f/(d1*b2);%β1 \ FzM4-
& eZfQ27$
mxG ]kqi
%曲率半径 h3G.EM:eG
7 ^e +
R1=2*f/(b1*b2) (!K_Fy@
R2=2*a1*f/(b2*(1+b1)) CnF |LT i
R3=2*a1*a2*f/(1+b2) MXh
"Y*}
i76 Yo5
A1=b2^3*(a1-1)*(1+b1)^3; c+' =hR[
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; D &:yMp(
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; Bx~[F
}xb=<
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); 12 `_;[37
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); udqS'g&
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); Sr.; GS5i
x8#ODu H
CB=[C1 B1;C2 B2]; &XLD S=j
AB=[A1 B1;A2 B2]; pd@; b5T
AC=[A1 C1;A2 C2]; 5F $V`kYT
ra7uU*
%非球面系数 ] Uc`J8p,
k2=-(det(CB)/det(AB)); R4 's7k
k3=-(det(AC)/det(AB)); x%>
e)L<
k1=(k2*a1*b2^3*(1+b1)^3-k3*a1*a2*(1+b2)^3+a1*b2^3*(1+b1)*(1-b1)^2-a1*a2*(1+b2)*(1-b2)^2)/(b1^3*b2^3)-1
:Ao!ls' =
k2=k2 R MYP"
k3=k3 Kp iF0K
W0`Gc
{
end - M5=r>1;
p='-\M74K
%有中间像，焦距输入为正数 *wbZ;rfF
A7XnHPIw
function sjr=yfdre(~) b3$k9dmxV+
0Fr1Ku!
f=input('f:'); ,d,\-x-+/
d1=input('d1:'); ] gb=
d2=input('d2:'); B0UJq./`
d3=input('d3:'); gQWd&)'muf
2(YPz|~ W
A=f^2/(d3*d2)-f/d1; JcO08n
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); |1=
!;.#
C=d3/d2-f/d1; " dh:-x6
q!, zq
a1=(-B-sqrt(B^2-4*A*C))/(2*A); d.<~&.-$
a2=d3/(a1*f); 4/> Our 5
b2=a1*(1-a2)*f/d2; D$e B ,~
b1=(1-a1)*f/(d1*b2); F1azZ (
<&!]K?Q9i
%曲率半径 ,K9f_bv
p#d+>7
R1=2*f/(b1*b2) 4g
_"ku
R2=2*a1*f/(b2*(1+b1)) u V6g[J
R3=2*a1*a2*f/(1+b2) ,2[ra9n
Yn51 U6_S
A1=b2^3*(a1-1)*(1+b1)^3; ffDc 6*.Q
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; i^z`"3#LE
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; !E\[SjY@J
Bo_ym36N
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); @!tVr3;N$
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); f>Td)s1
M
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); o,Z{ w"
Mio>{%/
CB=[C1 B1;C2 B2]; 1' w:`/_
AB=[A1 B1;A2 B2]; n(Y% Vmy
AC=[A1 C1;A2 C2]; "
BTE
ak: v3cQR
%二次系数 WPuz]Ty
YhKZ|@
k2=-(det(CB)/det(AB)); y &T &1o
k3=-(det(AC)/det(AB)); ]n1dp2aH
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 US&B!Q:v
k2=k2 6)RbPPeE
k3=k3 ;]D(33) (
Tt# bg1
end
