切换到宽版
  • 广告投放
  • 稿件投递
  • 繁體中文
    • 11680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: i W6O9 ~  
    % By Ruibin 08-9-25 z[f]mU  
    % InstructionThis program help design LED collimating lens , feedback aspheric parameters and several chief dimensions. CC=I|/mBM  
    r4mh:T4i  
    clear all;clc 50MM05aC  
    &`qYe)1Eo  
    % The Frist Step: Define independent parameters \s#~ %l  
    r=3.25;               %选择开孔半径 >2s6Y  
    R=4.25;               %定义曲面底部半径 MUl`0H"tR  
    d=1;                  %设置透镜前方平板高度 9Vm aB  
    n=1.4935;             %定义材料折射率 nDvfb* \  
    dividing_angle=24;    %定义CoreTIR的分界角 G Uu8 N  
    min_angle=1;          %设置计算精度 ^dpM2$J  
    N=4;                  %设定拟合非球面系数阶数 'aEK{#en  
    0Ye/  
    % The Second StepCaculate induced variable XdJD"|,h  
    angles_Core=(dividing_angle:-min_angle:0);angles_TIR=(90:-min_angle:dividing_angle); C?|sQcCE  
    num_Core=length(angles_Core);num_TIR=length(angles_TIR); eA1g}ipm  
    for i=1:(num_Core) +1wEoU.l2  
    a_Core(i)=(angles_Core(i)*pi/180); eI ( S)q  
    k1(i)=cot(a_Core(i)); )"\= _E#  
    k2(i)=(-k1(i)+(n^2*k1(i)^2+n^2)^(1/2))/(n^2*k1(i)^2-k1(i)^2+n^2); (/uN+   
    end J~K O#`  
    k1(num_Core)=999;k2(num_Core)=0; _qE9]mU  
    for i=1:num_TIR %/3+:}@G  
    a_TIR(i)=(angles_TIR(i)*pi/180); G T~rr*X  
    k3(i)=tan((pi/2+asin(cos(a_TIR(i))/n))/2); B5 /8LEWw  
    k4(i)=tan(asin(cos(a_TIR(i))/n)); Lz1KDXr`)+  
    end l0G{{R 0Y  
    X0_TIR=R;X0_Core=r;Y0_TIR=0;Y0_Core=r*cot(a_Core(1));  C@*x  
    FZgf"XM>  
    % The Third Step:Solve functions X}'rPz\Lu  
    for i=1:num_Core                    %Solve the curve of Core #Tc`W_-  
    syms x; R>"pJbS;L  
    f1=k1(i)*x; GOxP{d?  
    f2=k2(i)*(x-X0_Core)+Y0_Core; <,DMD  
    f=f1-f2; \'=svJ   
    x=double(solve(f));y=k1(i)*x; P>q~ocq<  
    X0_Core=x;Y0_Core=y; $E[O}+L$#  
    Px_Core(i)=X0_Core;Py_Core(i)=Y0_Core; qf K gNZ  
    end ^N7cXK*  
    for i=1:num_TIR                      %Solve the curve of TIR r } Wdj  
    syms x; Gd C=>\]  
    f1=k3(i)*(x-X0_TIR)+Y0_TIR; 1;m?:|6K{  
    f2=k4(i)*(x-r)+r*cot(a_TIR(i)); JVg}XwR  
    f=f1-f2; c*#$sZ@YA  
    x=double(solve(f));y=k3(i)*(x-X0_TIR)+Y0_TIR; ,sj(g/hg  
    X0_TIR=x;Y0_TIR=y; f]10^y5&  
    Px_TIR(i)=X0_TIR;Py_TIR(i)=Y0_TIR; L__{U_p  
    end yUcU-pQ  
    b:9"nALgC  
    % The furth Step:Fitting the curve +mG"m hF  
    P_Core=polyfit(Px_Core,Py_Core,4); [.l,#-vp  
    P_TIR=polyfit(Px_TIR,Py_TIR,4); A PSkW9H  
    nEUH;z  
    % The fifth Step:Feedback chief dimensions of the lens and Create it ih("`//nP  
    %Feedback dimensions of the whole lens sz%]rN6$  
    result='透镜尺寸如下:' @RB^m(> 5  
    Diameter_of_lens=2*Px_TIR(num_TIR) L|{vkkBo  
    Thickness_of_lens=Py_TIR(num_TIR)+d X%I@4 B7Ts  
    Diameter_of_Core=2*r lw8t#_P  
    Thickness_of_front_pannel=d "$5cKbJ  
    Bottom_thickness=R-r k_1;YO BF  
    Lowest_Core=P_Core(5) ;]R5:LbXS  
    Rex 86!TO  
    %Feedback dimensions of Lens part TIR KY2z)#/  
    result='TIR系数如下:' rLeQB p'  
    Thickness=Py_TIR(num_TIR)-P_TIR(5)+d DIYR8l}x  
    Aperture=Px_TIR(num_TIR) l^tRy_T:-  
    Obstruction=r tHqa%  
    Position=P_TIR(5) j<WsFVS  
    format short e; v\(6uej^  
    Aspheric=[P_TIR(4) P_TIR(3) P_TIR(2) P_TIR(1)] -m ,Y6  
    format short; B!x6N"  
    K d#(eGe  
    %DDE Connection ?Z!R  
    TP_COMMAND = ddeinit('TracePro','Scheme'); q(EN]W],  
    %Create TIR I=Y_EjZ D  
    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)))']; sc-+?i  
    ddeexec(TP_COMMAND,cmd); q(46v`u  
    cmd =['(entity:move TIR 0 0 -2.3712)']; AH#a+<;a  
    ddeexec(TP_COMMAND,cmd); Bvj  
    cmd =['(property:apply-name TIR "TIR")']; _^?_Vb  
    ddeexec(TP_COMMAND,cmd); {qSMJja!t  
    ?]*"S{Cqv  
    %Feedback dimensions of Lens part TIR +u |SX/C  
    result='Core系数如下:' [g@Uc  
    Thickness=Py_TIR(num_TIR)-P_Core(5)+d a$iDn_{  
    Aperture=r Qo]qs+  
    Obstruction='None' 18j>x3tn  
    Position=P_Core(5) 3:w_49~: ~  
    format short e; !gsrPM  
    Aspheric=[P_Core(4) P_Core(3) P_Core(2) P_Core(1)] YHgNL LZ?  
    format short; kTzO4s?  
    %Create Core 6 %`h2Z  
    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)))']; Jz0AYiCq  
    ddeexec(TP_COMMAND,cmd); $PlMyLu7jc  
    cmd =['(entity:move Core 0 0 5.9493)']; H7drDw  
    ddeexec(TP_COMMAND,cmd); <Pf4[q&wM  
    cmd =['(property:apply-name Core "Core")']; # dUi['  
    ddeexec(TP_COMMAND,cmd); jMX+uYx M  
    Gf!c  
    %Create Lens J`; 9Z  
    cmd =['(define Unite (bool:unite TIR Core))']; (bpxj3@R  
    ddeexec(TP_COMMAND,cmd); Ag{)?5/d_  
    cmd =['(define block (insert:block 100 100 100))']; 8B "^}y\0  
    ddeexec(TP_COMMAND,cmd); +~==qLsU  
    cmd =['(entity:move block 0 0 -50)']; (B*,|D[J@i  
    ddeexec(TP_COMMAND,cmd); 5)rN#_BKj  
    cmd =['(define Lens (bool:subtract Unite block))']; 9[ &q C  
    ddeexec(TP_COMMAND,cmd); 2h@&yW2j  
    cmd =['(property:apply-name Lens "Lens")']; F U L'=Xo  
    ddeexec(TP_COMMAND,cmd); 1;,<UHF8N  
    NTGWI$  
    %Close the DDE connection qx0F*EH|  
    ddeterm(TP_COMMAND); roi,?B_8  
    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