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长剩 2012-08-15 16:49

matlab画准直透镜曲线?

最近老师让用matlab画一个准直照明透镜的曲线,有没有人做过类似的事情,请帮忙,求助!!急!!! 具体透镜的曲线是这篇文章里的Fig.5 dN>XZv  
?uUK9*N  
长剩 2012-08-16 09:32
自己顶一下,请大家帮帮忙
565330091 2012-09-02 10:14
我也不懂,所以顶一下了
lurunhua 2012-10-19 21:42
看看 呵呵
lurunhua 2012-10-19 21:42
看看 呵呵
liuk2009 2012-10-27 10:27
看看吧
guapiqlh 2013-01-16 10:03
分段画
cool699 2013-03-04 11:08
謝謝大大的分享
pugongying 2013-03-06 16:24
看看吧
宋凡 2013-03-25 10:58
謝謝你的分享
2102 2013-04-16 22:51
謝謝大大的分享
gsh1128 2013-06-24 16:26
算出来也就自然画出来了啊
ciomplj 2014-06-22 22:53
谢谢哈~
hjg888 2014-09-25 09:23
看一下
zouzili 2014-12-29 20:53
下来看看
whyhao99 2015-07-15 19:01
学习一下
wenge 2016-01-11 11:25
看看吧
liunian 2016-07-13 15:15
看看e:matlab画准直透镜曲线?
liunian 2016-07-13 15:19
程序如下: vj]h[=:  
% By Ruibin 08-9-25 BWB}bq  
% InstructionThis program help design LED collimating lens , feedback aspheric parameters and several chief dimensions. BxZ7Bk  
8 @RJ>  
clear all;clc SwaPRAF  
A]drNFE  
% The Frist Step: Define independent parameters q!~DCv df  
r=3.25;               %选择开孔半径 V ZtFgN$J  
R=4.25;               %定义曲面底部半径 $D D esy3  
d=1;                  %设置透镜前方平板高度 $Zkk14  
n=1.4935;             %定义材料折射率 02,.UqCz  
dividing_angle=24;    %定义CoreTIR的分界角 ]v?jfy  
min_angle=1;          %设置计算精度 "" _B3'  
N=4;                  %设定拟合非球面系数阶数 >p" U|  
F[W0gjUc  
% The Second StepCaculate induced variable 4X+I2CD  
angles_Core=(dividing_angle:-min_angle:0);angles_TIR=(90:-min_angle:dividing_angle); %%)y4>I  
num_Core=length(angles_Core);num_TIR=length(angles_TIR); v!$?;"d+  
for i=1:(num_Core) !\O!Du  
a_Core(i)=(angles_Core(i)*pi/180); TmM~uc7mj  
k1(i)=cot(a_Core(i)); mgM"u94-]  
k2(i)=(-k1(i)+(n^2*k1(i)^2+n^2)^(1/2))/(n^2*k1(i)^2-k1(i)^2+n^2); 4I|pkdF_  
end ;d_<6|*M  
k1(num_Core)=999;k2(num_Core)=0; 6s ~!B{Q  
for i=1:num_TIR nV`W0r(f'  
a_TIR(i)=(angles_TIR(i)*pi/180); "CREls,  
k3(i)=tan((pi/2+asin(cos(a_TIR(i))/n))/2); JZE@W -2  
k4(i)=tan(asin(cos(a_TIR(i))/n)); \w(0k^<7  
end wb h=v;  
X0_TIR=R;X0_Core=r;Y0_TIR=0;Y0_Core=r*cot(a_Core(1)); Wt=@6w&  
d\tY-X3  
% The Third Step:Solve functions G%= gCR  
for i=1:num_Core                    %Solve the curve of Core ` K0PLxSv  
syms x; GCv1x->  
f1=k1(i)*x;  C ?'s  
f2=k2(i)*(x-X0_Core)+Y0_Core; rw0s$~'  
f=f1-f2; W"CG&.  
x=double(solve(f));y=k1(i)*x; `R-?+76?  
X0_Core=x;Y0_Core=y; V7O7"Q^q  
Px_Core(i)=X0_Core;Py_Core(i)=Y0_Core; Np+pJc1  
end "V`DhOG&  
for i=1:num_TIR                      %Solve the curve of TIR pK"Z9y&  
syms x; UN:qE oS  
f1=k3(i)*(x-X0_TIR)+Y0_TIR; e#k)F.TZ:%  
f2=k4(i)*(x-r)+r*cot(a_TIR(i)); {K?e6-N(z  
f=f1-f2; ?8U]UM6Tu4  
x=double(solve(f));y=k3(i)*(x-X0_TIR)+Y0_TIR; A4b+:MQ*OX  
X0_TIR=x;Y0_TIR=y; oL<5hN*D  
Px_TIR(i)=X0_TIR;Py_TIR(i)=Y0_TIR; 3"k n5)x  
end {LCKt/Z>P  
UISsiiG(  
% The furth Step:Fitting the curve "}H2dn2n  
P_Core=polyfit(Px_Core,Py_Core,4); bk a%W@Y%  
P_TIR=polyfit(Px_TIR,Py_TIR,4); v-Q>I5D;:  
J |UFuD  
% The fifth Step:Feedback chief dimensions of the lens and Create it *&R|0I{>  
%Feedback dimensions of the whole lens {MDM=;WP_  
result='透镜尺寸如下:' B7.&yXWgn  
Diameter_of_lens=2*Px_TIR(num_TIR) <E^;RG  
Thickness_of_lens=Py_TIR(num_TIR)+d _9Rj,  
Diameter_of_Core=2*r H\9ePo\b~  
Thickness_of_front_pannel=d GZY:EHuz[  
Bottom_thickness=R-r 3*(><<ZC  
Lowest_Core=P_Core(5) t=s.w(3t  
8LXK3D}?3  
%Feedback dimensions of Lens part TIR I9`ZK2S  
result='TIR系数如下:' !67xN?b  
Thickness=Py_TIR(num_TIR)-P_TIR(5)+d imhE=6{  
Aperture=Px_TIR(num_TIR) h]&~yuI>  
Obstruction=r t}OzF cyqN  
Position=P_TIR(5) h|lH`m^  
format short e; /V#? d  
Aspheric=[P_TIR(4) P_TIR(3) P_TIR(2) P_TIR(1)] R|Uu  
format short; y-gXGvZ  
/WK1(B:  
%DDE Connection RUVrX`u*(  
TP_COMMAND = ddeinit('TracePro','Scheme'); g@Y]$ey%A  
%Create TIR D>Rlm,U  
cmd =['(define TIR (insert:lens-element "PLASTIC" "pmma" (list 0 0 7.0306e-002 1.2580e-001 -2.5732e-003 -2.5281e-006) 18.6774 (list 0 0)(list "cir" 13.6051 0 0 0)(list "cir" 3.25 0 0 0)))']; ]&P 4QT)f  
ddeexec(TP_COMMAND,cmd); {/>uc,8O  
cmd =['(entity:move TIR 0 0 -2.3712)']; %,aSD#l`f  
ddeexec(TP_COMMAND,cmd); *m`x/_y+  
cmd =['(property:apply-name TIR "TIR")']; 'R42N3|F  
ddeexec(TP_COMMAND,cmd); HYY+Fv5  
%5@> nC?`[  
%Feedback dimensions of Lens part TIR (*V!V3E3#  
result='Core系数如下:' Ag8lI+ h  
Thickness=Py_TIR(num_TIR)-P_Core(5)+d !:tr\L {  
Aperture=r _?$w8 S%  
Obstruction='None' hPCSAo!|  
Position=P_Core(5) 2t>>08T  
format short e; IH5^M74b  
Aspheric=[P_Core(4) P_Core(3) P_Core(2) P_Core(1)] Xf mN/j2  
format short; X gtn}7N.  
%Create Core B[+b%a3  
cmd =['(define Core (insert:lens-element "PLASTIC" "pmma" (list 0 0 -2.6211e-002  1.9124e-001 -1.7949e-002  2.8016e-004) 10.3569 (list 0 0)(list "cir" 3.2500 0 0 0)))']; OqmW lN.?  
ddeexec(TP_COMMAND,cmd); pigu]mj  
cmd =['(entity:move Core 0 0 5.9493)']; 1' dZ?`O  
ddeexec(TP_COMMAND,cmd); &4l!2  
cmd =['(property:apply-name Core "Core")']; &SPr#OkW  
ddeexec(TP_COMMAND,cmd); `A o"fRv#  
wgq=9\+&  
%Create Lens wjT#D|soI  
cmd =['(define Unite (bool:unite TIR Core))']; \]\h,Y8  
ddeexec(TP_COMMAND,cmd); lE8_Q*ev  
cmd =['(define block (insert:block 100 100 100))']; 7_rDNK@e  
ddeexec(TP_COMMAND,cmd); ,Z7Ky*<j  
cmd =['(entity:move block 0 0 -50)']; AgUjC  
ddeexec(TP_COMMAND,cmd); rL?{+S]&^)  
cmd =['(define Lens (bool:subtract Unite block))']; #BZ5Mxzj  
ddeexec(TP_COMMAND,cmd); P4c}@Mq3  
cmd =['(property:apply-name Lens "Lens")']; .SSPJY(  
ddeexec(TP_COMMAND,cmd); .G"T;w 6d  
HW"5MZ8E  
%Close the DDE connection PQz[IZ  
ddeterm(TP_COMMAND); v3kT~uv  
leav01 2016-11-22 15:11
学习学习
zjnujhc 2016-12-27 10:42
謝謝大大的分享
斯文未遂 2017-07-18 17:32
不会   肿么办
yfloy 2017-08-18 23:45
学习中不懂啊
青天如墨 2019-11-25 21:16
18楼真是大神
gxsqwmh 2021-02-24 16:10
论文中同样的问题..好难,我好菜哦
无人街角 2022-07-22 11:31
18楼程序报错啊
gongyichen 2023-02-06 11:58
有没有简单的图案看看呢,不然别人怎么能帮助你
吃鱼骨头的猫 2023-02-22 23:36
一样遇到这个情况了
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