%无中间像，焦距输入为负数 ?0 KiR?
function sjr=nfdre(~) 'qD'PLV
C}M0XW
%系统焦距及各镜间距输入，间距取负正负 !;xf>API
% 8rr*l5
f=input('f:'); ,6y-.m7>
d1=input('d1:'); Mo:!jS~a(Z
d2=input('d2:'); @'k,\$ /
d3=input('d3:'); :
9djMsd
k'WS"<-
A=f^2/(d3*d2)-f/d1; +j)-L \
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); |,M#8NOp:
C=d3/d2-f/d1; JO<gN=
[
tW Cv]*
a1=(-B+sqrt(B^2-4*A*C))/(2*A);%α1 S?,KgMVM
a2=d3/(a1*f);%α2 DRKc&F6Qy
b2=a1*(1-a2)*f/d2;%β2 o}r!qL0c
b1=(1-a1)*f/(d1*b2);%β1 n;S0fg
Sh~ 8jEk
S+Y y
%曲率半径 WNF=NNO-R
)Bm^aMVl3
R1=2*f/(b1*b2) vMW -gk
R2=2*a1*f/(b2*(1+b1)) z$8e6 *
R3=2*a1*a2*f/(1+b2) }R(0[0NQe-
sTYuwna~
A1=b2^3*(a1-1)*(1+b1)^3; dZ;~b(CA
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; gOES2
4$2
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; ~PH1|h6
7Dx .;
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2); g O\f:Pg
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); RJ`/qXL
C2=b2*(a1-1)^2*(1+b1)*(1-b1)^2/(4*a1*b1^2)-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)*(1-b2)^2/(4*a1*a2*b1^2*b2^2)-b2*(a1-1)*(1-b1)*(1+b1)/(a1*b1)-(a2*(a1-1)+b1*(1-a2))*(1-b2)*(1+b2)/(a1*a2*b1*b2)-b1*b2+b2*(1+b1)/a1-(1+b2)/(a1*a2); pO 7{3%
f4aD0.K.g|
CB=[C1 B1;C2 B2]; t<EX#_i,
AB=[A1 B1;A2 B2]; 7Da^Jv k
AC=[A1 C1;A2 C2]; gl(6m`a>
8YJqM,t5)
%非球面系数 [ w#x5Xsn
k2=-(det(CB)/det(AB)); *fuGVA
k3=-(det(AC)/det(AB)); I;|5C=!
k1=(k2*a1*b2^3*(1+b1)^3-k3*a1*a2*(1+b2)^3+a1*b2^3*(1+b1)*(1-b1)^2-a1*a2*(1+b2)*(1-b2)^2)/(b1^3*b2^3)-1 , uqbS
k2=k2 /K Jx n6
k3=k3 ^JF_;~C
Um0< I)
end 7K5o"
"
pFv[z':&Q
%有中间像，焦距输入为正数 |0vHy7CE
'k(~XA}X:
function sjr=yfdre(~) &oK/ ]lub
/iJcy:J
f=input('f:'); J?,!1V =
d1=input('d1:'); PUFW^"LV
d2=input('d2:'); exrt|A] _[
d3=input('d3:'); o"+ &^
{$QF*j
A=f^2/(d3*d2)-f/d1; IG3K Pmu
B=f/d1-f/d2+f/d1+f/d3-d3*f/(d3*d2); % &Q7;?
C=d3/d2-f/d1; 2M( PH]D
VkP:%-*#v
a1=(-B-sqrt(B^2-4*A*C))/(2*A); C6=;(=?C
a2=d3/(a1*f); krnk%ug
b2=a1*(1-a2)*f/d2; oe_[h] Hgl
b1=(1-a1)*f/(d1*b2); 8Q)mmk I\=
!A^w6Q;`V
%曲率半径 ?PxYS%D_L
*mhw5Z=!
R1=2*f/(b1*b2) r@@eC['
R2=2*a1*f/(b2*(1+b1)) KlX |PQ
R3=2*a1*a2*f/(1+b2) S
bqM=I+
Jv{"R!e"P
A1=b2^3*(a1-1)*(1+b1)^3; ]2s Zu7
B1=-(a2*(a1-1)+b1*(1-a2))*(1+b2)^3; .Mft+,"
C1=(a1-1)*b2^3*(1+b1)*(1-b1)^2-(a2*(a1-1)+b1*(1-a2))*(1+b2)*(1-b2)^2-2*b1*b2; "62Ysapq+
z1KC$~{O
A2=b2*(a1-1)^2*(1+b1)^3/(4*a1*b1^2);
s? \9i 6
B2=-(a2*(a1-1)+b1*(1-a2))^2*(1+b2)^3/(4*a1*a2*b1^2*b2^2); ^[?+=1
k
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); $X\`
7`v
)b2E/G@X&
CB=[C1 B1;C2 B2]; e !x-:F#4j
AB=[A1 B1;A2 B2]; n~>CE "q
AC=[A1 C1;A2 C2]; )1yUV*6
R O3 e
%二次系数 &8YI)G%
yLa5tv/
k2=-(det(CB)/det(AB)); ,["|wqM
k3=-(det(AC)/det(AB)); SIBIh- 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 -0 J<R;cVs
k2=k2 BMsy}08dQ
k3=k3 T+`GOFx
Va[dZeoy
end
