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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: [,EpN{l  
    % By Ruibin 08-9-25 )"(]Lf's  
    % InstructionThis program help design LED collimating lens , feedback aspheric parameters and several chief dimensions. {yAL+}  
    Xy,lA4IP  
    clear all;clc yfQ5:X  
    5  *}R$  
    % The Frist Step: Define independent parameters ha@L94Lq  
    r=3.25;               %选择开孔半径 ^{$FI`P  
    R=4.25;               %定义曲面底部半径 Tl]e%A`|  
    d=1;                  %设置透镜前方平板高度 Ok5<TZ6t4k  
    n=1.4935;             %定义材料折射率 a ?} .Fs  
    dividing_angle=24;    %定义CoreTIR的分界角 }UJv[  
    min_angle=1;          %设置计算精度 p?[Tm*r  
    N=4;                  %设定拟合非球面系数阶数 k- V,~c  
    l5%G'1w#,j  
    % The Second StepCaculate induced variable j| Wv7  
    angles_Core=(dividing_angle:-min_angle:0);angles_TIR=(90:-min_angle:dividing_angle); s..lK "b  
    num_Core=length(angles_Core);num_TIR=length(angles_TIR); 1sE?YJP-  
    for i=1:(num_Core) U/ V  
    a_Core(i)=(angles_Core(i)*pi/180);  %R#L  
    k1(i)=cot(a_Core(i)); N qHy%'R  
    k2(i)=(-k1(i)+(n^2*k1(i)^2+n^2)^(1/2))/(n^2*k1(i)^2-k1(i)^2+n^2); 5wB =>  
    end *,C(\!b !?  
    k1(num_Core)=999;k2(num_Core)=0; JTqDr  
    for i=1:num_TIR 7qOa ;^T  
    a_TIR(i)=(angles_TIR(i)*pi/180); #&<)! YY5  
    k3(i)=tan((pi/2+asin(cos(a_TIR(i))/n))/2); +h^jC9,m~{  
    k4(i)=tan(asin(cos(a_TIR(i))/n)); vr#+0:|  
    end e+v({^k  
    X0_TIR=R;X0_Core=r;Y0_TIR=0;Y0_Core=r*cot(a_Core(1)); q/3ziVd7p  
    I&?Qq k  
    % The Third Step:Solve functions <99M@ cF  
    for i=1:num_Core                    %Solve the curve of Core j.~!dh$mg  
    syms x; 6K cD&S/  
    f1=k1(i)*x; jdKOb  
    f2=k2(i)*(x-X0_Core)+Y0_Core; `.x$7!zLC  
    f=f1-f2; {^CT} \=>  
    x=double(solve(f));y=k1(i)*x; ^ &E}r{?  
    X0_Core=x;Y0_Core=y; Y3kA?p0  
    Px_Core(i)=X0_Core;Py_Core(i)=Y0_Core; <9ig?{'  
    end YzosZ! L!<  
    for i=1:num_TIR                      %Solve the curve of TIR rn DCqv!'P  
    syms x; ?oZR.D|SZ  
    f1=k3(i)*(x-X0_TIR)+Y0_TIR; V^y^ ;0I}[  
    f2=k4(i)*(x-r)+r*cot(a_TIR(i)); I`[i;U{CK  
    f=f1-f2; 5tJ,7Y'  
    x=double(solve(f));y=k3(i)*(x-X0_TIR)+Y0_TIR; jA".r'D%  
    X0_TIR=x;Y0_TIR=y; pY4}>ju(g  
    Px_TIR(i)=X0_TIR;Py_TIR(i)=Y0_TIR; KKA~#iCk  
    end &1%q"\VI  
    qQ\Y/}F  
    % The furth Step:Fitting the curve 6s,uXn  
    P_Core=polyfit(Px_Core,Py_Core,4); a{!QOX%K  
    P_TIR=polyfit(Px_TIR,Py_TIR,4); jVLA CWH  
    AV 8n(  
    % The fifth Step:Feedback chief dimensions of the lens and Create it tg^sCxz9]  
    %Feedback dimensions of the whole lens _X ~87  
    result='透镜尺寸如下:' T0)4v-EO  
    Diameter_of_lens=2*Px_TIR(num_TIR) fQrhsuCrC  
    Thickness_of_lens=Py_TIR(num_TIR)+d 'c\iK=fl  
    Diameter_of_Core=2*r YV=QF J'  
    Thickness_of_front_pannel=d pEECHk  
    Bottom_thickness=R-r Cs2;z:O]  
    Lowest_Core=P_Core(5) Z*G(5SqUh"  
    L lqM c  
    %Feedback dimensions of Lens part TIR 6y%0`!  
    result='TIR系数如下:' \~P=U;l=pO  
    Thickness=Py_TIR(num_TIR)-P_TIR(5)+d hF2IW{=!  
    Aperture=Px_TIR(num_TIR) p=/m  
    Obstruction=r A+@&"  
    Position=P_TIR(5) "CiTa>x  
    format short e; m*e{\)rd#  
    Aspheric=[P_TIR(4) P_TIR(3) P_TIR(2) P_TIR(1)] TW !&p"Us+  
    format short; >-&R47G  
    kd"N 29  
    %DDE Connection "3FihE]k  
    TP_COMMAND = ddeinit('TracePro','Scheme'); ^ 9!!;)  
    %Create TIR 0"~i ^   
    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)))']; L(GjZAP  
    ddeexec(TP_COMMAND,cmd); a>\vUv*  
    cmd =['(entity:move TIR 0 0 -2.3712)']; \uss Uv  
    ddeexec(TP_COMMAND,cmd); %s19KGpA  
    cmd =['(property:apply-name TIR "TIR")']; Z{?G.L*/  
    ddeexec(TP_COMMAND,cmd); q7u'_ R,;  
    SkU9ON   
    %Feedback dimensions of Lens part TIR :qC '$dO!  
    result='Core系数如下:' |bgo;J/  
    Thickness=Py_TIR(num_TIR)-P_Core(5)+d 8Lw B B  
    Aperture=r {Ay"bjZh  
    Obstruction='None' "RIZV  
    Position=P_Core(5) phO;c;y}  
    format short e; tHLrhH<w  
    Aspheric=[P_Core(4) P_Core(3) P_Core(2) P_Core(1)] YBh'EL}P  
    format short; V|\7')Qq  
    %Create Core O|_h_I-2  
    cmd =['(define Core (insert:lens-element "PLASTIC" "pmma" (list 0 0 -2.6211e-002  1.9124e-001 -1.7949e-002  2.8016e-004) 10.3569 (list 0 0)(list "cir" 3.2500 0 0 0)))']; HSq}7S&U  
    ddeexec(TP_COMMAND,cmd); r(gXoq_w  
    cmd =['(entity:move Core 0 0 5.9493)']; .F+@B\A<  
    ddeexec(TP_COMMAND,cmd);   TX  
    cmd =['(property:apply-name Core "Core")']; ]qhPd_$?D'  
    ddeexec(TP_COMMAND,cmd); I-OJVZ( V  
    ;# Q%j%J  
    %Create Lens LR" 9D  
    cmd =['(define Unite (bool:unite TIR Core))']; ws4cF N9P?  
    ddeexec(TP_COMMAND,cmd); arf8xqR-U]  
    cmd =['(define block (insert:block 100 100 100))']; eYx Kp!f  
    ddeexec(TP_COMMAND,cmd); [$[:"N_  
    cmd =['(entity:move block 0 0 -50)']; +{/  
    ddeexec(TP_COMMAND,cmd); 7g_]mG [6  
    cmd =['(define Lens (bool:subtract Unite block))']; I!^O)4QRx  
    ddeexec(TP_COMMAND,cmd); HV<Lf 6gE  
    cmd =['(property:apply-name Lens "Lens")']; o6$4/I  
    ddeexec(TP_COMMAND,cmd); Y`?-VaY  
    J=/5}u_gw  
    %Close the DDE connection )=Jk@yj8x  
    ddeterm(TP_COMMAND); v0L\0&+  
    离线leav01
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    只看该作者 19楼 发表于: 2016-11-22
    学习学习