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    [求助]matlab画准直透镜曲线? [复制链接]

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    离线2102
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    只看该作者 10楼 发表于: 2013-04-16
    謝謝大大的分享
    离线gsh1128
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    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
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    只看该作者 12楼 发表于: 2014-06-22
    谢谢哈~
    离线hjg888
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    只看该作者 13楼 发表于: 2014-09-25
    看一下
    离线zouzili
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    只看该作者 14楼 发表于: 2014-12-29
    下来看看
    离线whyhao99
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    只看该作者 15楼 发表于: 2015-07-15
    学习一下
    离线wenge
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    只看该作者 16楼 发表于: 2016-01-11
    看看吧
    离线liunian
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    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
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    只看该作者 18楼 发表于: 2016-07-13
    程序如下: 4z%#ZIy3   
    % By Ruibin 08-9-25  G].__]  
    % InstructionThis program help design LED collimating lens , feedback aspheric parameters and several chief dimensions. F] ?@X  
    _T|H69 J  
    clear all;clc uk[< 6oxz  
    8+ F}`lLA  
    % The Frist Step: Define independent parameters |F@xwfgb  
    r=3.25;               %选择开孔半径 H9VXsFTW  
    R=4.25;               %定义曲面底部半径 Nv?-*&L  
    d=1;                  %设置透镜前方平板高度 .um&6Q=2<  
    n=1.4935;             %定义材料折射率 @ Rx6 >52>  
    dividing_angle=24;    %定义CoreTIR的分界角 ?Wg{oB@(  
    min_angle=1;          %设置计算精度 HXfXb ^~  
    N=4;                  %设定拟合非球面系数阶数 n<<=sj$\!  
    T<+ht8&M8  
    % The Second StepCaculate induced variable =Y/fF  
    angles_Core=(dividing_angle:-min_angle:0);angles_TIR=(90:-min_angle:dividing_angle); [Z5[~gP3  
    num_Core=length(angles_Core);num_TIR=length(angles_TIR); 0vuKGjK  
    for i=1:(num_Core) 4s~HfxYT  
    a_Core(i)=(angles_Core(i)*pi/180); QhX C>)PW  
    k1(i)=cot(a_Core(i)); ^@`e  
    k2(i)=(-k1(i)+(n^2*k1(i)^2+n^2)^(1/2))/(n^2*k1(i)^2-k1(i)^2+n^2); AwXt @!(  
    end o9Txo (tYU  
    k1(num_Core)=999;k2(num_Core)=0; /pN'K5@  
    for i=1:num_TIR /X^3=-{8  
    a_TIR(i)=(angles_TIR(i)*pi/180); n(1wdlEp  
    k3(i)=tan((pi/2+asin(cos(a_TIR(i))/n))/2); %U5P}  
    k4(i)=tan(asin(cos(a_TIR(i))/n)); ?QMclzh*-  
    end E {KS a  
    X0_TIR=R;X0_Core=r;Y0_TIR=0;Y0_Core=r*cot(a_Core(1)); g+}s:9  
    &{E`=4T2  
    % The Third Step:Solve functions n{^<&GWox  
    for i=1:num_Core                    %Solve the curve of Core |O(-CDQe  
    syms x; O~h94 B`  
    f1=k1(i)*x; Q^lQi\[  
    f2=k2(i)*(x-X0_Core)+Y0_Core; %l:|2s:  
    f=f1-f2; * {gxI<   
    x=double(solve(f));y=k1(i)*x; PW*;Sp  
    X0_Core=x;Y0_Core=y; NFY|^*bll  
    Px_Core(i)=X0_Core;Py_Core(i)=Y0_Core; *5y W  
    end HkdN=q  
    for i=1:num_TIR                      %Solve the curve of TIR f2 ydL/M,  
    syms x; "*w)puD  
    f1=k3(i)*(x-X0_TIR)+Y0_TIR; <mZrR3v'D  
    f2=k4(i)*(x-r)+r*cot(a_TIR(i)); ', sQ/#S  
    f=f1-f2; t=Z&eKDC  
    x=double(solve(f));y=k3(i)*(x-X0_TIR)+Y0_TIR; >+:r '  
    X0_TIR=x;Y0_TIR=y; }PI35i1!t  
    Px_TIR(i)=X0_TIR;Py_TIR(i)=Y0_TIR; j|[(*i%7|  
    end w%3Fg~Up  
    Km)X_}|  
    % The furth Step:Fitting the curve N7*CP|?E  
    P_Core=polyfit(Px_Core,Py_Core,4); -9OMn}w/*  
    P_TIR=polyfit(Px_TIR,Py_TIR,4); .!JMPf"QEI  
    -`!_h[   
    % The fifth Step:Feedback chief dimensions of the lens and Create it pbDw Lo]  
    %Feedback dimensions of the whole lens -F"d0a,  
    result='透镜尺寸如下:' |N:MZ#};  
    Diameter_of_lens=2*Px_TIR(num_TIR) 0)d?Y  
    Thickness_of_lens=Py_TIR(num_TIR)+d vWU%ST  
    Diameter_of_Core=2*r :1aL9 fT  
    Thickness_of_front_pannel=d \6 \hnP  
    Bottom_thickness=R-r H\^VqNK"  
    Lowest_Core=P_Core(5) 5v|H<wPp  
     yS[z2:!  
    %Feedback dimensions of Lens part TIR Q&xjF@I  
    result='TIR系数如下:' G}VDEC  
    Thickness=Py_TIR(num_TIR)-P_TIR(5)+d l-}KmZ]  
    Aperture=Px_TIR(num_TIR) $2KK:{VX  
    Obstruction=r :?=Q39O9  
    Position=P_TIR(5) :&qhJtGo  
    format short e; o)&"Rf  
    Aspheric=[P_TIR(4) P_TIR(3) P_TIR(2) P_TIR(1)] yHNuU)Ft  
    format short; i5"5&r7r  
    T~Ly^|Ihz  
    %DDE Connection }_}KVI  
    TP_COMMAND = ddeinit('TracePro','Scheme'); i@5 )` <?  
    %Create TIR WULAty  
    cmd =['(define TIR (insert:lens-element "PLASTIC" "pmma" (list 0 0 7.0306e-002 1.2580e-001 -2.5732e-003 -2.5281e-006) 18.6774 (list 0 0)(list "cir" 13.6051 0 0 0)(list "cir" 3.25 0 0 0)))']; XE1$K_m  
    ddeexec(TP_COMMAND,cmd); 6YmP[%  
    cmd =['(entity:move TIR 0 0 -2.3712)']; ZIpD{>/  
    ddeexec(TP_COMMAND,cmd); D`pQ7  
    cmd =['(property:apply-name TIR "TIR")']; 2no$+4+z  
    ddeexec(TP_COMMAND,cmd); "_< 9PM1t  
    pYo=oI  
    %Feedback dimensions of Lens part TIR qsI^oBD"  
    result='Core系数如下:' l!?yu]Yon  
    Thickness=Py_TIR(num_TIR)-P_Core(5)+d *%!M4&  
    Aperture=r BLn_u,3  
    Obstruction='None' +;Cr];b3  
    Position=P_Core(5) [Atc "X$  
    format short e; @g-G =Ba  
    Aspheric=[P_Core(4) P_Core(3) P_Core(2) P_Core(1)] 2-dh;[4  
    format short; rp's  
    %Create Core a460|w6  
    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)))']; ~_>cM c  
    ddeexec(TP_COMMAND,cmd); aD9q^EoEs  
    cmd =['(entity:move Core 0 0 5.9493)']; ^m!_ 2_q  
    ddeexec(TP_COMMAND,cmd); sw;|'N$:<  
    cmd =['(property:apply-name Core "Core")']; q .J sf+  
    ddeexec(TP_COMMAND,cmd); #HAC*n  
    Pbn!KX~F~  
    %Create Lens 8 #}D : (  
    cmd =['(define Unite (bool:unite TIR Core))']; G.\l qYrXU  
    ddeexec(TP_COMMAND,cmd); bgF^(T35  
    cmd =['(define block (insert:block 100 100 100))']; +G*JrwJ&=  
    ddeexec(TP_COMMAND,cmd); wL}l`fRB  
    cmd =['(entity:move block 0 0 -50)']; h Dk)Qg  
    ddeexec(TP_COMMAND,cmd); bsS:"/?>  
    cmd =['(define Lens (bool:subtract Unite block))']; $,fy$ Qk,S  
    ddeexec(TP_COMMAND,cmd); %m&@o~+  
    cmd =['(property:apply-name Lens "Lens")']; 5~H#(d<oZ  
    ddeexec(TP_COMMAND,cmd); 65TfFcQ<S  
    " 6CMA 0R  
    %Close the DDE connection +f|BiW  
    ddeterm(TP_COMMAND); Z=?aEU$7  
    离线leav01
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    只看该作者 19楼 发表于: 2016-11-22
    学习学习