切换到宽版
  • 广告投放
  • 稿件投递
  • 繁體中文
    • 11735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: ?Z(xu~^/  
    % By Ruibin 08-9-25 &9OnN<mT1  
    % InstructionThis program help design LED collimating lens , feedback aspheric parameters and several chief dimensions. u; G-46  
    K3dg.>O  
    clear all;clc IoKN.#;^  
    3Z_\.Z1R@  
    % The Frist Step: Define independent parameters a1dkB"Zp.p  
    r=3.25;               %选择开孔半径 /< -+*79G  
    R=4.25;               %定义曲面底部半径 328gTP1  
    d=1;                  %设置透镜前方平板高度 nq%GLUH   
    n=1.4935;             %定义材料折射率 Q@(tyW+8U@  
    dividing_angle=24;    %定义CoreTIR的分界角 +wIv|zj9  
    min_angle=1;          %设置计算精度 1c4@qQyo  
    N=4;                  %设定拟合非球面系数阶数 '5etZ!:  
    e| Sw+fhy<  
    % The Second StepCaculate induced variable RLNto5?  
    angles_Core=(dividing_angle:-min_angle:0);angles_TIR=(90:-min_angle:dividing_angle); ?v,4seRuz  
    num_Core=length(angles_Core);num_TIR=length(angles_TIR); |V-)3 #c  
    for i=1:(num_Core) Jp 7m$D%  
    a_Core(i)=(angles_Core(i)*pi/180); ~5:-;ZbZ  
    k1(i)=cot(a_Core(i)); BTnrgs#[  
    k2(i)=(-k1(i)+(n^2*k1(i)^2+n^2)^(1/2))/(n^2*k1(i)^2-k1(i)^2+n^2); b wqd` C  
    end ]k)h<)nY  
    k1(num_Core)=999;k2(num_Core)=0; #-7w |  
    for i=1:num_TIR 2fFGS.l  
    a_TIR(i)=(angles_TIR(i)*pi/180); 8i~n;AhDs  
    k3(i)=tan((pi/2+asin(cos(a_TIR(i))/n))/2); w%?6s3   
    k4(i)=tan(asin(cos(a_TIR(i))/n)); dV7~C@k6k8  
    end  WfH4*e  
    X0_TIR=R;X0_Core=r;Y0_TIR=0;Y0_Core=r*cot(a_Core(1)); Qm@v}pD  
    1X-fiQJe  
    % The Third Step:Solve functions yL #2|t(  
    for i=1:num_Core                    %Solve the curve of Core Jty/gjK+  
    syms x;  % Z-B{I(  
    f1=k1(i)*x; 5pz(6gA  
    f2=k2(i)*(x-X0_Core)+Y0_Core; `nv82v  
    f=f1-f2; DAVgP7h'  
    x=double(solve(f));y=k1(i)*x; snvixbN  
    X0_Core=x;Y0_Core=y; t|]2\6acuc  
    Px_Core(i)=X0_Core;Py_Core(i)=Y0_Core; ^GC 8^f  
    end VRA0p[  
    for i=1:num_TIR                      %Solve the curve of TIR `VXC*A   
    syms x; a&C}' e"  
    f1=k3(i)*(x-X0_TIR)+Y0_TIR; X;QhK] Z  
    f2=k4(i)*(x-r)+r*cot(a_TIR(i)); ;@s'JSPt  
    f=f1-f2; ICm/9Onh&  
    x=double(solve(f));y=k3(i)*(x-X0_TIR)+Y0_TIR; !g7bkA  
    X0_TIR=x;Y0_TIR=y; J_N`D+m  
    Px_TIR(i)=X0_TIR;Py_TIR(i)=Y0_TIR; :d} @Z}2sD  
    end #G\;)pT  
    hZ~ \Z S7  
    % The furth Step:Fitting the curve k|; [)gE  
    P_Core=polyfit(Px_Core,Py_Core,4); (0!U,8zz  
    P_TIR=polyfit(Px_TIR,Py_TIR,4); dU.H9\p  
    g1(`a`M  
    % The fifth Step:Feedback chief dimensions of the lens and Create it fl *>m,  
    %Feedback dimensions of the whole lens Ja%(kq[v  
    result='透镜尺寸如下:' 'D[g{LkL  
    Diameter_of_lens=2*Px_TIR(num_TIR) VjGtEIew  
    Thickness_of_lens=Py_TIR(num_TIR)+d V)3S.*]  
    Diameter_of_Core=2*r -iySU 6  
    Thickness_of_front_pannel=d s\io9'Ec  
    Bottom_thickness=R-r eGk`Z>  
    Lowest_Core=P_Core(5) [*z`p;n2D  
    W?2Z31;7  
    %Feedback dimensions of Lens part TIR jQi)pVT^  
    result='TIR系数如下:' :FWo,fq?:{  
    Thickness=Py_TIR(num_TIR)-P_TIR(5)+d Hmv@7$9s\  
    Aperture=Px_TIR(num_TIR) *c' hmA s  
    Obstruction=r yQdoy^d/4  
    Position=P_TIR(5) jCxg)D7W  
    format short e; Pj7n_&*/  
    Aspheric=[P_TIR(4) P_TIR(3) P_TIR(2) P_TIR(1)] 1%k$9[!l%  
    format short; MtXTh*4  
    , Vr'F  
    %DDE Connection E;Q ,{{#  
    TP_COMMAND = ddeinit('TracePro','Scheme'); HN~  
    %Create TIR (@ixV$Y  
    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)))']; G;yh$n<"  
    ddeexec(TP_COMMAND,cmd); Ika(ip#]=  
    cmd =['(entity:move TIR 0 0 -2.3712)']; 5~E'21hJ  
    ddeexec(TP_COMMAND,cmd); jLCZ JSK  
    cmd =['(property:apply-name TIR "TIR")']; d'*:2;)g^  
    ddeexec(TP_COMMAND,cmd); Gb_y"rx?0  
    g4NbzU[I  
    %Feedback dimensions of Lens part TIR d,*#yzO  
    result='Core系数如下:' " twq#Alx  
    Thickness=Py_TIR(num_TIR)-P_Core(5)+d } 0x'm  
    Aperture=r WJF#+)P:Y  
    Obstruction='None' qgk6 \&K[  
    Position=P_Core(5) L>{p>  
    format short e; g!.k>  
    Aspheric=[P_Core(4) P_Core(3) P_Core(2) P_Core(1)] uBqZ62{G  
    format short; Z hYOz  
    %Create Core I+g[ p  
    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)))']; >uVr;,=y  
    ddeexec(TP_COMMAND,cmd); _NkbB"+L  
    cmd =['(entity:move Core 0 0 5.9493)']; XfYhLE  
    ddeexec(TP_COMMAND,cmd); w//L2.  
    cmd =['(property:apply-name Core "Core")']; /G& %T  
    ddeexec(TP_COMMAND,cmd); ^Uq"hT(41  
    GEQ3r'B|  
    %Create Lens XXA1%Lw%  
    cmd =['(define Unite (bool:unite TIR Core))']; CH4 ~9mmE  
    ddeexec(TP_COMMAND,cmd); t182&gpd`  
    cmd =['(define block (insert:block 100 100 100))']; #0gwN2Nv"L  
    ddeexec(TP_COMMAND,cmd); lCC(N?%Q  
    cmd =['(entity:move block 0 0 -50)']; \'.#of  
    ddeexec(TP_COMMAND,cmd); _5JwJcQ  
    cmd =['(define Lens (bool:subtract Unite block))']; kZJ.G  
    ddeexec(TP_COMMAND,cmd); 8e*1L:oB!  
    cmd =['(property:apply-name Lens "Lens")']; d/!R;,^  
    ddeexec(TP_COMMAND,cmd); 4;.y>~z  
    ~.L\f%<  
    %Close the DDE connection p`}'-A|@  
    ddeterm(TP_COMMAND); v\3}5v%YI  
    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