切换到宽版
  • 广告投放
  • 稿件投递
  • 繁體中文
    • 11640阅读
    • 27回复

    [求助]matlab画准直透镜曲线? [复制链接]

    上一主题 下一主题
    离线2102
    发帖
    111
    光币
    141
    光券
    0
    只看该作者 10楼 发表于: 2013-04-16
    謝謝大大的分享
    离线gsh1128
    发帖
    586
    光币
    169
    光券
    0
    只看该作者 11楼 发表于: 2013-06-24
    算出来也就自然画出来了啊
    离线ciomplj
    发帖
    319
    光币
    1
    光券
    0
    只看该作者 12楼 发表于: 2014-06-22
    谢谢哈~
    离线hjg888
    发帖
    39
    光币
    22
    光券
    0
    只看该作者 13楼 发表于: 2014-09-25
    看一下
    离线zouzili
    发帖
    100
    光币
    5
    光券
    0
    只看该作者 14楼 发表于: 2014-12-29
    下来看看
    离线whyhao99
    发帖
    718
    光币
    64
    光券
    0
    只看该作者 15楼 发表于: 2015-07-15
    学习一下
    离线wenge
    发帖
    21
    光币
    9
    光券
    0
    只看该作者 16楼 发表于: 2016-01-11
    看看吧
    离线liunian
    发帖
    7
    光币
    3
    光券
    0
    只看该作者 17楼 发表于: 2016-07-13
    看看e:matlab画准直透镜曲线?
    离线liunian
    发帖
    7
    光币
    3
    光券
    0
    只看该作者 18楼 发表于: 2016-07-13
    程序如下: 4Ww.CkRG  
    % By Ruibin 08-9-25 QV_e6r1t#m  
    % InstructionThis program help design LED collimating lens , feedback aspheric parameters and several chief dimensions. 4^>FN"Ve`B  
    hp< NVST  
    clear all;clc aplOo[  
    {YT@$K]w,  
    % The Frist Step: Define independent parameters Lfj]Y~*z  
    r=3.25;               %选择开孔半径  fcLVE  
    R=4.25;               %定义曲面底部半径 8h=Rfa9  
    d=1;                  %设置透镜前方平板高度 uLK4tQ  
    n=1.4935;             %定义材料折射率 rf[w&~R  
    dividing_angle=24;    %定义CoreTIR的分界角 tXu_o6]  
    min_angle=1;          %设置计算精度 oDvE0"Sz  
    N=4;                  %设定拟合非球面系数阶数 NR@n%p  
    gb clk~kX  
    % The Second StepCaculate induced variable `VzjXJw  
    angles_Core=(dividing_angle:-min_angle:0);angles_TIR=(90:-min_angle:dividing_angle); 7z@Jw  
    num_Core=length(angles_Core);num_TIR=length(angles_TIR); 8`? vWJS  
    for i=1:(num_Core) uz8Y)b  
    a_Core(i)=(angles_Core(i)*pi/180); ]>%M%B  
    k1(i)=cot(a_Core(i)); g5,Bj  
    k2(i)=(-k1(i)+(n^2*k1(i)^2+n^2)^(1/2))/(n^2*k1(i)^2-k1(i)^2+n^2); zK@DQ5  
    end m@2;9  
    k1(num_Core)=999;k2(num_Core)=0; ^7zXi xp  
    for i=1:num_TIR D) my@W0,  
    a_TIR(i)=(angles_TIR(i)*pi/180); ns/L./z  
    k3(i)=tan((pi/2+asin(cos(a_TIR(i))/n))/2); OY?x'h  
    k4(i)=tan(asin(cos(a_TIR(i))/n)); zwEZ?m!  
    end nsM :\t+ p  
    X0_TIR=R;X0_Core=r;Y0_TIR=0;Y0_Core=r*cot(a_Core(1)); 8E:d!?<^&I  
    F\"`^`(O  
    % The Third Step:Solve functions Ce%fz~*b  
    for i=1:num_Core                    %Solve the curve of Core 'GJ'Vli  
    syms x; 4#c-?mh_  
    f1=k1(i)*x; g /v"E+  
    f2=k2(i)*(x-X0_Core)+Y0_Core; S.$/uDwo  
    f=f1-f2; #rs]5tx([  
    x=double(solve(f));y=k1(i)*x; @$bEY#*C  
    X0_Core=x;Y0_Core=y; c|,6(4j>$  
    Px_Core(i)=X0_Core;Py_Core(i)=Y0_Core; `r$c53|<u  
    end 1P17]j2C  
    for i=1:num_TIR                      %Solve the curve of TIR dRXEF6G  
    syms x; /ivA[LSS  
    f1=k3(i)*(x-X0_TIR)+Y0_TIR; ja_.{Zv  
    f2=k4(i)*(x-r)+r*cot(a_TIR(i)); L=1~)>mP  
    f=f1-f2; JPq2C\Ka  
    x=double(solve(f));y=k3(i)*(x-X0_TIR)+Y0_TIR; q0a8=o"|  
    X0_TIR=x;Y0_TIR=y; $QB~ x{v@n  
    Px_TIR(i)=X0_TIR;Py_TIR(i)=Y0_TIR; o8A1cb4<T  
    end Qv`Lc]'  
    &P,z$H{o@  
    % The furth Step:Fitting the curve 5 ?{ytNCY  
    P_Core=polyfit(Px_Core,Py_Core,4); =bwuLno>  
    P_TIR=polyfit(Px_TIR,Py_TIR,4); bWe_<'N  
    /`b(} m  
    % The fifth Step:Feedback chief dimensions of the lens and Create it f'>270pH  
    %Feedback dimensions of the whole lens Pgp`g.$<  
    result='透镜尺寸如下:' >Y\$9W=t  
    Diameter_of_lens=2*Px_TIR(num_TIR) pm 4"Q!K  
    Thickness_of_lens=Py_TIR(num_TIR)+d 2[; 4D/`*  
    Diameter_of_Core=2*r zx7g5;J  
    Thickness_of_front_pannel=d 9jC>OZ0s  
    Bottom_thickness=R-r z|5Sy.H>  
    Lowest_Core=P_Core(5) A/%+AH(  
    >2%*(nL  
    %Feedback dimensions of Lens part TIR 6L)]nE0^  
    result='TIR系数如下:' Up/s)8$.  
    Thickness=Py_TIR(num_TIR)-P_TIR(5)+d F ^mMyK  
    Aperture=Px_TIR(num_TIR) k-`5T mW  
    Obstruction=r hj_%'kk-A  
    Position=P_TIR(5) wj$J} F  
    format short e; IB sQaxt.  
    Aspheric=[P_TIR(4) P_TIR(3) P_TIR(2) P_TIR(1)] *NEA(9  
    format short; \`!M5FJ  
    S=R}#  
    %DDE Connection ox2?d<dC6  
    TP_COMMAND = ddeinit('TracePro','Scheme'); =%\y E0#  
    %Create TIR  >>nt3q  
    cmd =['(define TIR (insert:lens-element "PLASTIC" "pmma" (list 0 0 7.0306e-002 1.2580e-001 -2.5732e-003 -2.5281e-006) 18.6774 (list 0 0)(list "cir" 13.6051 0 0 0)(list "cir" 3.25 0 0 0)))']; "")I1 iO g  
    ddeexec(TP_COMMAND,cmd); yl#(jb[?1  
    cmd =['(entity:move TIR 0 0 -2.3712)']; ]sbj8  
    ddeexec(TP_COMMAND,cmd); \en}8r9cy  
    cmd =['(property:apply-name TIR "TIR")']; g3`:d)|  
    ddeexec(TP_COMMAND,cmd);  @o g&l;  
    6u'+#nm  
    %Feedback dimensions of Lens part TIR fF"\$Ny  
    result='Core系数如下:' bc{ {a  
    Thickness=Py_TIR(num_TIR)-P_Core(5)+d Y5Ub[o  
    Aperture=r 9~En;e  
    Obstruction='None' .YT&V  
    Position=P_Core(5) )0Lno|l  
    format short e; z TM1 e  
    Aspheric=[P_Core(4) P_Core(3) P_Core(2) P_Core(1)] %nmD>QCe  
    format short; Y@+e)p{  
    %Create Core w[A$bqz   
    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)))']; [ ; $(;  
    ddeexec(TP_COMMAND,cmd); b&i0)/;  
    cmd =['(entity:move Core 0 0 5.9493)']; 0rjH`H]M  
    ddeexec(TP_COMMAND,cmd); !='?+Ysxs  
    cmd =['(property:apply-name Core "Core")']; |K H&,  
    ddeexec(TP_COMMAND,cmd); wTL&m+xr  
    %p R: .u|  
    %Create Lens _"Bh 3 7  
    cmd =['(define Unite (bool:unite TIR Core))']; Q|O! cEW/  
    ddeexec(TP_COMMAND,cmd); y7s:Buyc  
    cmd =['(define block (insert:block 100 100 100))']; 4]VoIUIuN  
    ddeexec(TP_COMMAND,cmd); &6yh4-(7  
    cmd =['(entity:move block 0 0 -50)']; 3V,$FS]  
    ddeexec(TP_COMMAND,cmd); ?0U.1N  
    cmd =['(define Lens (bool:subtract Unite block))']; t81}jD  
    ddeexec(TP_COMMAND,cmd); R43yr+p  
    cmd =['(property:apply-name Lens "Lens")']; iEtnwSt  
    ddeexec(TP_COMMAND,cmd); EEU)eltI  
    ?3x7_=4t@  
    %Close the DDE connection I1IuvH6  
    ddeterm(TP_COMMAND); m~LB0u$ac  
    离线leav01
    发帖
    36
    光币
    1
    光券
    0
    只看该作者 19楼 发表于: 2016-11-22
    学习学习