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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: .O{2]e$  
    % By Ruibin 08-9-25 Bf;dp`(/   
    % InstructionThis program help design LED collimating lens , feedback aspheric parameters and several chief dimensions. /3! KfG  
    ey@]B5  
    clear all;clc M%dXy^e  
    5'/Ney9N  
    % The Frist Step: Define independent parameters ^G+1nY4? J  
    r=3.25;               %选择开孔半径 Uj)~>V'  
    R=4.25;               %定义曲面底部半径 x.CNDG  
    d=1;                  %设置透镜前方平板高度 G SXe=?  
    n=1.4935;             %定义材料折射率 z O  
    dividing_angle=24;    %定义CoreTIR的分界角 }@Ij}Ab>  
    min_angle=1;          %设置计算精度 ysV0Ed  
    N=4;                  %设定拟合非球面系数阶数 h&+dIk\[3  
    r=<Oy1m/  
    % The Second StepCaculate induced variable J~6+zBF  
    angles_Core=(dividing_angle:-min_angle:0);angles_TIR=(90:-min_angle:dividing_angle); fPf8hz>  
    num_Core=length(angles_Core);num_TIR=length(angles_TIR); )z/+!y  
    for i=1:(num_Core) ,BCtNt(  
    a_Core(i)=(angles_Core(i)*pi/180); 8,pnm  
    k1(i)=cot(a_Core(i)); oZxC.;xJ  
    k2(i)=(-k1(i)+(n^2*k1(i)^2+n^2)^(1/2))/(n^2*k1(i)^2-k1(i)^2+n^2); bwG2=  
    end sv0) sL  
    k1(num_Core)=999;k2(num_Core)=0; N<1u,[+  
    for i=1:num_TIR 2r2qZ#I}  
    a_TIR(i)=(angles_TIR(i)*pi/180); VLuhURI)  
    k3(i)=tan((pi/2+asin(cos(a_TIR(i))/n))/2); G[1:<Vg8  
    k4(i)=tan(asin(cos(a_TIR(i))/n)); 6fhH)]0  
    end V,<3uQD9a  
    X0_TIR=R;X0_Core=r;Y0_TIR=0;Y0_Core=r*cot(a_Core(1)); %e2,p&0G  
    7t7"glP  
    % The Third Step:Solve functions 7q<2k_3<  
    for i=1:num_Core                    %Solve the curve of Core [R[]&\W  
    syms x; @U CGsw  
    f1=k1(i)*x; &v7$*n27  
    f2=k2(i)*(x-X0_Core)+Y0_Core; Yy6Mkw7X  
    f=f1-f2; aA?Uf~ "t  
    x=double(solve(f));y=k1(i)*x; FUic7>  
    X0_Core=x;Y0_Core=y; ufE;rcYE  
    Px_Core(i)=X0_Core;Py_Core(i)=Y0_Core; > 4>!zZ  
    end `0Y`]kSY+  
    for i=1:num_TIR                      %Solve the curve of TIR :DTKZ9>2D  
    syms x; ES[H^}|Gi  
    f1=k3(i)*(x-X0_TIR)+Y0_TIR; nFU'DZ  
    f2=k4(i)*(x-r)+r*cot(a_TIR(i)); JsohhkJNGi  
    f=f1-f2; ezn%*X y,  
    x=double(solve(f));y=k3(i)*(x-X0_TIR)+Y0_TIR; Tf/jd 3>  
    X0_TIR=x;Y0_TIR=y; u}ULb F  
    Px_TIR(i)=X0_TIR;Py_TIR(i)=Y0_TIR; 0|kkwZVPn  
    end qjQR0M C  
    FES_:?.0  
    % The furth Step:Fitting the curve T8( \:v  
    P_Core=polyfit(Px_Core,Py_Core,4); 4RCD<7  
    P_TIR=polyfit(Px_TIR,Py_TIR,4); ^'j? { @  
    b(JQ>,hX  
    % The fifth Step:Feedback chief dimensions of the lens and Create it jC3ta  
    %Feedback dimensions of the whole lens ol QT r  
    result='透镜尺寸如下:' d[mmwgSR?I  
    Diameter_of_lens=2*Px_TIR(num_TIR) hK F*{,'  
    Thickness_of_lens=Py_TIR(num_TIR)+d #=mLQSiQ  
    Diameter_of_Core=2*r K.s\xA5`_  
    Thickness_of_front_pannel=d N `-\'h  
    Bottom_thickness=R-r Y 3W_Z  
    Lowest_Core=P_Core(5) 5VD(fW[OW]  
    '4-J0S<<_  
    %Feedback dimensions of Lens part TIR f]Jn\7j4  
    result='TIR系数如下:' W^{zlg  
    Thickness=Py_TIR(num_TIR)-P_TIR(5)+d XpWcf ([  
    Aperture=Px_TIR(num_TIR) jdz]+Q`jq  
    Obstruction=r VfWU-lJ  
    Position=P_TIR(5) G?`{OW3:_  
    format short e; jc rLUs+\  
    Aspheric=[P_TIR(4) P_TIR(3) P_TIR(2) P_TIR(1)] v_M-:e3`  
    format short; kr ,&aP<,  
    !'|^`u=eL  
    %DDE Connection e ]-fb{oVH  
    TP_COMMAND = ddeinit('TracePro','Scheme'); H_w&_h&  
    %Create TIR j#:IG/)GL  
    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)))']; Cngi5._Lb  
    ddeexec(TP_COMMAND,cmd); qiEw[3Za]'  
    cmd =['(entity:move TIR 0 0 -2.3712)']; .V~z6  
    ddeexec(TP_COMMAND,cmd); }7?n\I+n"  
    cmd =['(property:apply-name TIR "TIR")']; =PU! hZj"L  
    ddeexec(TP_COMMAND,cmd); @">^2  
    ViZ Tl~  
    %Feedback dimensions of Lens part TIR vXA+o)*#/  
    result='Core系数如下:' "[A]tklP  
    Thickness=Py_TIR(num_TIR)-P_Core(5)+d EWz,K] _'  
    Aperture=r >\f'QQ  
    Obstruction='None' }eKY%WU>O  
    Position=P_Core(5) qPal'c0  
    format short e; ckDWY<@v  
    Aspheric=[P_Core(4) P_Core(3) P_Core(2) P_Core(1)] m9~cQ!m  
    format short; }Pi}? 41!  
    %Create Core :pz`bFJk  
    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)))']; !*I0}I ~  
    ddeexec(TP_COMMAND,cmd); olA 1,8  
    cmd =['(entity:move Core 0 0 5.9493)']; 8d|/^U.w~V  
    ddeexec(TP_COMMAND,cmd); 1u`{yl*+?  
    cmd =['(property:apply-name Core "Core")']; 'xK ,|U  
    ddeexec(TP_COMMAND,cmd); ''p7!V?  
    {>EM=ZZfg  
    %Create Lens K/T4T\  
    cmd =['(define Unite (bool:unite TIR Core))']; lftT55Tki  
    ddeexec(TP_COMMAND,cmd); O@9<7@h+Nl  
    cmd =['(define block (insert:block 100 100 100))']; 76IjM4&a  
    ddeexec(TP_COMMAND,cmd); P5?M"j0/^  
    cmd =['(entity:move block 0 0 -50)']; yj<j>JtN  
    ddeexec(TP_COMMAND,cmd); Nw3K@ Ge  
    cmd =['(define Lens (bool:subtract Unite block))']; FdwlRuG  
    ddeexec(TP_COMMAND,cmd); @m`1Vq?O  
    cmd =['(property:apply-name Lens "Lens")']; `8x.Mv  
    ddeexec(TP_COMMAND,cmd); @#u'z ~a)  
    ,ma4bqRMc  
    %Close the DDE connection K>a@AXC  
    ddeterm(TP_COMMAND); Ca]V%g(  
    离线leav01
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    只看该作者 19楼 发表于: 2016-11-22
    学习学习