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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: j 1HW._G  
    % By Ruibin 08-9-25 dGTsc/$  
    % InstructionThis program help design LED collimating lens , feedback aspheric parameters and several chief dimensions. Fea(zJ_  
    FNId ;  
    clear all;clc *k>n<p3dd  
    pcI uN  
    % The Frist Step: Define independent parameters e<q?e}>?  
    r=3.25;               %选择开孔半径 RY*U"G0#w  
    R=4.25;               %定义曲面底部半径 f'3$9x  
    d=1;                  %设置透镜前方平板高度 w:l V"]1  
    n=1.4935;             %定义材料折射率 ,wdD8ZT'Ip  
    dividing_angle=24;    %定义CoreTIR的分界角 _oDz-  
    min_angle=1;          %设置计算精度 HiJE}V;Vq  
    N=4;                  %设定拟合非球面系数阶数 {T~#?v(  
     1ZB"EQ  
    % The Second StepCaculate induced variable |IUWF%~^$+  
    angles_Core=(dividing_angle:-min_angle:0);angles_TIR=(90:-min_angle:dividing_angle); XHGFf_kW_N  
    num_Core=length(angles_Core);num_TIR=length(angles_TIR); R_S.tT!  
    for i=1:(num_Core) , SnSW-P  
    a_Core(i)=(angles_Core(i)*pi/180); "Os_vlapHo  
    k1(i)=cot(a_Core(i)); R,=fv   
    k2(i)=(-k1(i)+(n^2*k1(i)^2+n^2)^(1/2))/(n^2*k1(i)^2-k1(i)^2+n^2); SOvF[,+  
    end 4|#WFLo@  
    k1(num_Core)=999;k2(num_Core)=0; Nu~lsWyRI5  
    for i=1:num_TIR 0Z]!/AsC  
    a_TIR(i)=(angles_TIR(i)*pi/180); VTHH&$ZNq  
    k3(i)=tan((pi/2+asin(cos(a_TIR(i))/n))/2); _/<x   
    k4(i)=tan(asin(cos(a_TIR(i))/n)); @2v_pJy^  
    end KdbHyg<4  
    X0_TIR=R;X0_Core=r;Y0_TIR=0;Y0_Core=r*cot(a_Core(1)); @49S`  
    X+]G-  
    % The Third Step:Solve functions QUQ'3  
    for i=1:num_Core                    %Solve the curve of Core %3''}Y5  
    syms x; y Fq&8 x<X  
    f1=k1(i)*x; WvZ8/T'x  
    f2=k2(i)*(x-X0_Core)+Y0_Core; ^&Y#)II  
    f=f1-f2; ?p8_AL'RS  
    x=double(solve(f));y=k1(i)*x; )B8$<sv  
    X0_Core=x;Y0_Core=y; 4x[S\,20  
    Px_Core(i)=X0_Core;Py_Core(i)=Y0_Core; ~gRf:VXX=_  
    end mBON$sF|  
    for i=1:num_TIR                      %Solve the curve of TIR R]*K:~DM  
    syms x; i,9)\1R  
    f1=k3(i)*(x-X0_TIR)+Y0_TIR; Q#[9|A9  
    f2=k4(i)*(x-r)+r*cot(a_TIR(i)); CF5`-wj/#  
    f=f1-f2; ls)%c  
    x=double(solve(f));y=k3(i)*(x-X0_TIR)+Y0_TIR; Aj]V`B:65  
    X0_TIR=x;Y0_TIR=y; Xh;#  
    Px_TIR(i)=X0_TIR;Py_TIR(i)=Y0_TIR; v^+Sh|z/  
    end by/jYg)+  
    ZO c)  
    % The furth Step:Fitting the curve Alw3\_X  
    P_Core=polyfit(Px_Core,Py_Core,4); ]-QA'Lq  
    P_TIR=polyfit(Px_TIR,Py_TIR,4); s.NGA.]$  
    QGmn#]w\\  
    % The fifth Step:Feedback chief dimensions of the lens and Create it G+|` 2an  
    %Feedback dimensions of the whole lens y7Df_|Z  
    result='透镜尺寸如下:' x5*!Wx   
    Diameter_of_lens=2*Px_TIR(num_TIR) mvT(.R ..s  
    Thickness_of_lens=Py_TIR(num_TIR)+d O/(xj2~$ J  
    Diameter_of_Core=2*r tT?cBg{  
    Thickness_of_front_pannel=d 5iyd Z  
    Bottom_thickness=R-r j]/RC(;?  
    Lowest_Core=P_Core(5) RF0HjgP  
    J!U}iD@occ  
    %Feedback dimensions of Lens part TIR QWHug:c  
    result='TIR系数如下:' o`N  9!M  
    Thickness=Py_TIR(num_TIR)-P_TIR(5)+d xAMW-eF?d  
    Aperture=Px_TIR(num_TIR) E\pL!c  
    Obstruction=r c.F6~IHu7  
    Position=P_TIR(5) !5uGd`^I  
    format short e; ) M BQuiL  
    Aspheric=[P_TIR(4) P_TIR(3) P_TIR(2) P_TIR(1)] &m:uO^-D  
    format short; Z^MNf  
    * *G9H  
    %DDE Connection :T !'N\7  
    TP_COMMAND = ddeinit('TracePro','Scheme'); ?o#%Xs  
    %Create TIR IG9VdDj  
    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)))']; %UCr;H/  
    ddeexec(TP_COMMAND,cmd); zi*R`;_`,  
    cmd =['(entity:move TIR 0 0 -2.3712)']; L.0mk_&  
    ddeexec(TP_COMMAND,cmd); A#'8X w|  
    cmd =['(property:apply-name TIR "TIR")']; 7,9=uk>0\  
    ddeexec(TP_COMMAND,cmd); Q9G;V]./  
    *w0%d1  
    %Feedback dimensions of Lens part TIR GD_hhDyD  
    result='Core系数如下:' Jidwt$1l(  
    Thickness=Py_TIR(num_TIR)-P_Core(5)+d ` 3K)GA  
    Aperture=r  0$fpIz  
    Obstruction='None' h6`6tk  
    Position=P_Core(5) T\ >a!  
    format short e; 'o>B'$  
    Aspheric=[P_Core(4) P_Core(3) P_Core(2) P_Core(1)] i5?q,_  
    format short; CDR@ `1-  
    %Create Core r/6o \-  
    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)))']; Av V|(K"  
    ddeexec(TP_COMMAND,cmd); vJOw]cwq  
    cmd =['(entity:move Core 0 0 5.9493)']; b-Q>({=i  
    ddeexec(TP_COMMAND,cmd); =uYYsC\T  
    cmd =['(property:apply-name Core "Core")']; Hm'=aff6A  
    ddeexec(TP_COMMAND,cmd); ?[Q3q4  
    JKmIvZ)8  
    %Create Lens Opc ZU{4 b  
    cmd =['(define Unite (bool:unite TIR Core))']; ia E^a^*  
    ddeexec(TP_COMMAND,cmd); TXvI4"&  
    cmd =['(define block (insert:block 100 100 100))']; 0Bi.6r  
    ddeexec(TP_COMMAND,cmd); KRMQtgahc  
    cmd =['(entity:move block 0 0 -50)']; 1--C~IjJ+  
    ddeexec(TP_COMMAND,cmd); |My4SoOF  
    cmd =['(define Lens (bool:subtract Unite block))']; c*L\_Vx+  
    ddeexec(TP_COMMAND,cmd); Y U5(g^<  
    cmd =['(property:apply-name Lens "Lens")']; dD|OSB7 I7  
    ddeexec(TP_COMMAND,cmd); q ]e`9/U  
    Vi]W|bP  
    %Close the DDE connection !1 8clL  
    ddeterm(TP_COMMAND); p &"`RS #Z  
    离线leav01
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    只看该作者 19楼 发表于: 2016-11-22
    学习学习