切换到宽版
  • 广告投放
  • 稿件投递
  • 繁體中文
    • 11694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: 1~_]"Y'  
    % By Ruibin 08-9-25 {^ N = hI  
    % InstructionThis program help design LED collimating lens , feedback aspheric parameters and several chief dimensions. nhy3E  
    +]AE}UXZoh  
    clear all;clc inhb>zB  
    3nG(z>  
    % The Frist Step: Define independent parameters O[8Lp?  
    r=3.25;               %选择开孔半径 KJ~f ~2;  
    R=4.25;               %定义曲面底部半径 v|`)~"~  
    d=1;                  %设置透镜前方平板高度 1*=[% d7  
    n=1.4935;             %定义材料折射率 (apAUIE  
    dividing_angle=24;    %定义CoreTIR的分界角 0tl  
    min_angle=1;          %设置计算精度 TeG'cKz  
    N=4;                  %设定拟合非球面系数阶数 Z &PwNr/  
    ?B[Z9Ef"8l  
    % The Second StepCaculate induced variable .kBAUkL:  
    angles_Core=(dividing_angle:-min_angle:0);angles_TIR=(90:-min_angle:dividing_angle); T$'Ja'9Kj  
    num_Core=length(angles_Core);num_TIR=length(angles_TIR); VGe/;&1h  
    for i=1:(num_Core) 6C   
    a_Core(i)=(angles_Core(i)*pi/180); (D))?jnC  
    k1(i)=cot(a_Core(i)); S__ o#nf`%  
    k2(i)=(-k1(i)+(n^2*k1(i)^2+n^2)^(1/2))/(n^2*k1(i)^2-k1(i)^2+n^2); ^D6JckW  
    end HeR-;L  
    k1(num_Core)=999;k2(num_Core)=0; zf^!Zqn[8z  
    for i=1:num_TIR AU)Qk$c  
    a_TIR(i)=(angles_TIR(i)*pi/180); AR)&W/S)7,  
    k3(i)=tan((pi/2+asin(cos(a_TIR(i))/n))/2); X3q'x}{  
    k4(i)=tan(asin(cos(a_TIR(i))/n)); gBrIqM i5  
    end `< VoZ/v  
    X0_TIR=R;X0_Core=r;Y0_TIR=0;Y0_Core=r*cot(a_Core(1)); /LJ?JwAvg5  
    lZb1kq%9g  
    % The Third Step:Solve functions <]"aP1+C  
    for i=1:num_Core                    %Solve the curve of Core .*v8*8OJ&  
    syms x; %1e`R*I  
    f1=k1(i)*x; /(vT49(]  
    f2=k2(i)*(x-X0_Core)+Y0_Core; zQ7SiRt7*  
    f=f1-f2; @aBZ|8  
    x=double(solve(f));y=k1(i)*x; Z\NC+{7k]  
    X0_Core=x;Y0_Core=y; G;, 2cu K  
    Px_Core(i)=X0_Core;Py_Core(i)=Y0_Core; }!B<MGBd  
    end 7 +?  
    for i=1:num_TIR                      %Solve the curve of TIR {KODwP'~  
    syms x; EV]exYWB  
    f1=k3(i)*(x-X0_TIR)+Y0_TIR; 0PTB3-  
    f2=k4(i)*(x-r)+r*cot(a_TIR(i)); 2)mKcUL-  
    f=f1-f2; }Z2Y>raA\  
    x=double(solve(f));y=k3(i)*(x-X0_TIR)+Y0_TIR; b7HS 3NYk  
    X0_TIR=x;Y0_TIR=y; e}7qZ^  
    Px_TIR(i)=X0_TIR;Py_TIR(i)=Y0_TIR; -6Cxz./#yS  
    end 2,dG Rf  
    -O-_F6p'D  
    % The furth Step:Fitting the curve #B>Hq~ vrC  
    P_Core=polyfit(Px_Core,Py_Core,4); v!40>[?|p  
    P_TIR=polyfit(Px_TIR,Py_TIR,4); O4( Z%YBe  
    v%B^\S3)  
    % The fifth Step:Feedback chief dimensions of the lens and Create it 5>/,25 99  
    %Feedback dimensions of the whole lens y?Fh%%uNr  
    result='透镜尺寸如下:' Qx$Yj  
    Diameter_of_lens=2*Px_TIR(num_TIR) ~ / "aD  
    Thickness_of_lens=Py_TIR(num_TIR)+d 3\6jzD  
    Diameter_of_Core=2*r !AP|ozkL  
    Thickness_of_front_pannel=d XPb7gd"% W  
    Bottom_thickness=R-r 2<U5d`  
    Lowest_Core=P_Core(5) {8b6A~/  
    6rdm=8WFA  
    %Feedback dimensions of Lens part TIR %vyjn&13  
    result='TIR系数如下:' Qp%kX@Z'  
    Thickness=Py_TIR(num_TIR)-P_TIR(5)+d #2Mz.=#G  
    Aperture=Px_TIR(num_TIR) t5[{ihv~:  
    Obstruction=r 0Ac]&N d`  
    Position=P_TIR(5) zn@tLLX  
    format short e; -`#LrO;n  
    Aspheric=[P_TIR(4) P_TIR(3) P_TIR(2) P_TIR(1)] v-&^G3  
    format short; Mx[tE?!2  
    KJJ8P`Kx  
    %DDE Connection [+>$'Du  
    TP_COMMAND = ddeinit('TracePro','Scheme'); !d%OoRSU'  
    %Create TIR kXv -B-wOj  
    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)))']; Jg |/*Or  
    ddeexec(TP_COMMAND,cmd); 5U%u S^%DP  
    cmd =['(entity:move TIR 0 0 -2.3712)']; !!dNp5h`  
    ddeexec(TP_COMMAND,cmd); wGAN"K:e  
    cmd =['(property:apply-name TIR "TIR")']; Ewu 7tq Z  
    ddeexec(TP_COMMAND,cmd); x@(91f  
    >.QD:_@:  
    %Feedback dimensions of Lens part TIR V=.lpj9m  
    result='Core系数如下:' En-eG37 l  
    Thickness=Py_TIR(num_TIR)-P_Core(5)+d O*!+D-  
    Aperture=r qD Nqd  
    Obstruction='None' swe6AQ-  
    Position=P_Core(5) a)[tkjU  
    format short e; ka*VQXk*  
    Aspheric=[P_Core(4) P_Core(3) P_Core(2) P_Core(1)] ^vJ08gu_W  
    format short; r'k-*I  
    %Create Core 1%EIP -z  
    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)))']; ?OlYJ/!z3  
    ddeexec(TP_COMMAND,cmd); ;./Tv84I^  
    cmd =['(entity:move Core 0 0 5.9493)']; bWG}>{fj  
    ddeexec(TP_COMMAND,cmd); e#SNN-hKsJ  
    cmd =['(property:apply-name Core "Core")']; !j( v-pQf"  
    ddeexec(TP_COMMAND,cmd); +X"TiA7{j  
    Qx'a+kLu9  
    %Create Lens fHR1ku y  
    cmd =['(define Unite (bool:unite TIR Core))']; l'?/$?'e_Z  
    ddeexec(TP_COMMAND,cmd); .\LWV=B  
    cmd =['(define block (insert:block 100 100 100))']; V'\4sPt  
    ddeexec(TP_COMMAND,cmd); N{ ;{<C9Z  
    cmd =['(entity:move block 0 0 -50)']; ` _[\j]  
    ddeexec(TP_COMMAND,cmd); Fl^.J<Dz  
    cmd =['(define Lens (bool:subtract Unite block))']; s XRiUDP`  
    ddeexec(TP_COMMAND,cmd); v )4 kS  
    cmd =['(property:apply-name Lens "Lens")']; HO}aLp  
    ddeexec(TP_COMMAND,cmd); $Y)|&,  
    jpT!di  
    %Close the DDE connection ayHI(4!$j  
    ddeterm(TP_COMMAND); E^T/Qu  
    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