切换到宽版
  • 广告投放
  • 稿件投递
  • 繁體中文
    • 11098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
    151
    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: iB,Nqs3 i*  
    % By Ruibin 08-9-25 O1_dA%m  
    % InstructionThis program help design LED collimating lens , feedback aspheric parameters and several chief dimensions. tzeS D C  
    >b.wk3g@>  
    clear all;clc ;w_f^R #  
    IT u6m<V  
    % The Frist Step: Define independent parameters >=_Z\ wA  
    r=3.25;               %选择开孔半径 P`K?k<  
    R=4.25;               %定义曲面底部半径 MQv2C@K9F  
    d=1;                  %设置透镜前方平板高度 D<2|&xaR  
    n=1.4935;             %定义材料折射率 StP7t  
    dividing_angle=24;    %定义CoreTIR的分界角 ag$mc8-p[  
    min_angle=1;          %设置计算精度 J c~{ E  
    N=4;                  %设定拟合非球面系数阶数 ]`2=<n;=  
    )"IBw0]  
    % The Second StepCaculate induced variable p/a)vN+*x'  
    angles_Core=(dividing_angle:-min_angle:0);angles_TIR=(90:-min_angle:dividing_angle); T*%Q s&x ;  
    num_Core=length(angles_Core);num_TIR=length(angles_TIR); k2xOu9ncEj  
    for i=1:(num_Core) j<LDJi>O  
    a_Core(i)=(angles_Core(i)*pi/180); 8Jd\2T7h  
    k1(i)=cot(a_Core(i)); j'V# =vH  
    k2(i)=(-k1(i)+(n^2*k1(i)^2+n^2)^(1/2))/(n^2*k1(i)^2-k1(i)^2+n^2); 9(>l trA  
    end =2z9Aq{  
    k1(num_Core)=999;k2(num_Core)=0; d+Vx:`tT  
    for i=1:num_TIR p-=+i   
    a_TIR(i)=(angles_TIR(i)*pi/180); dX0"h5v1  
    k3(i)=tan((pi/2+asin(cos(a_TIR(i))/n))/2); x*A_1_A  
    k4(i)=tan(asin(cos(a_TIR(i))/n));  ?vgHu  
    end zd+_ BPT  
    X0_TIR=R;X0_Core=r;Y0_TIR=0;Y0_Core=r*cot(a_Core(1)); `&"-|  
    ;c'9Xyl-  
    % The Third Step:Solve functions J0e~s  
    for i=1:num_Core                    %Solve the curve of Core ,rB"ag !  
    syms x; F;mK)Q-  
    f1=k1(i)*x; szY=N7\S*  
    f2=k2(i)*(x-X0_Core)+Y0_Core; $~|#Rz%v  
    f=f1-f2; "YUyM5X  
    x=double(solve(f));y=k1(i)*x; /=zzym~<>  
    X0_Core=x;Y0_Core=y; y~JCSzpU  
    Px_Core(i)=X0_Core;Py_Core(i)=Y0_Core; ptS1d$  
    end N|v3a>;*l  
    for i=1:num_TIR                      %Solve the curve of TIR BTwLx-p9t  
    syms x; ?t&sT  
    f1=k3(i)*(x-X0_TIR)+Y0_TIR; i9.~cnk  
    f2=k4(i)*(x-r)+r*cot(a_TIR(i)); qFo'"z`84  
    f=f1-f2; i>n.r_!E  
    x=double(solve(f));y=k3(i)*(x-X0_TIR)+Y0_TIR; D2`tWRm0  
    X0_TIR=x;Y0_TIR=y; X`dd"8%  
    Px_TIR(i)=X0_TIR;Py_TIR(i)=Y0_TIR; \(PC#H%  
    end 'Jb6CR n  
    S+Aq0B<  
    % The furth Step:Fitting the curve f&w8o5=|I  
    P_Core=polyfit(Px_Core,Py_Core,4); eGZX 6Q7m  
    P_TIR=polyfit(Px_TIR,Py_TIR,4); Md9b_&'  
    I<q=lK  
    % The fifth Step:Feedback chief dimensions of the lens and Create it sbZ$h <  
    %Feedback dimensions of the whole lens s6(iiB%d  
    result='透镜尺寸如下:' u.wm;eK[  
    Diameter_of_lens=2*Px_TIR(num_TIR) a}Db9=  
    Thickness_of_lens=Py_TIR(num_TIR)+d !$"DD[~\  
    Diameter_of_Core=2*r -S]yXZ  
    Thickness_of_front_pannel=d (~~*PT-  
    Bottom_thickness=R-r AnV\{A^  
    Lowest_Core=P_Core(5) Th&* d;  
    j +j2_\  
    %Feedback dimensions of Lens part TIR 78v4c Q Y  
    result='TIR系数如下:' B5>1T[T'-  
    Thickness=Py_TIR(num_TIR)-P_TIR(5)+d yJx{6  
    Aperture=Px_TIR(num_TIR) i2ap]  
    Obstruction=r pu(a&0  
    Position=P_TIR(5) D"WqJcDt  
    format short e; B!|<<;Da6  
    Aspheric=[P_TIR(4) P_TIR(3) P_TIR(2) P_TIR(1)] I$K?,   
    format short; 5cbtMNP  
    _zG9.?'b3  
    %DDE Connection @J~n$^ke  
    TP_COMMAND = ddeinit('TracePro','Scheme'); ""[(e0oA  
    %Create TIR Ih*}1D)7  
    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)))']; gU7@}P  
    ddeexec(TP_COMMAND,cmd); (U"Ub;[7  
    cmd =['(entity:move TIR 0 0 -2.3712)']; @add'>)  
    ddeexec(TP_COMMAND,cmd); ;P9P2&c8c  
    cmd =['(property:apply-name TIR "TIR")']; )J?Nfi%  
    ddeexec(TP_COMMAND,cmd); SF.4["$  
    &Q>)3]|p  
    %Feedback dimensions of Lens part TIR D-8N Da(`  
    result='Core系数如下:' 0n25{N  
    Thickness=Py_TIR(num_TIR)-P_Core(5)+d u~#QvA~]  
    Aperture=r 60KhwD1  
    Obstruction='None' N;cEf7+f  
    Position=P_Core(5) ,wJ#0?  
    format short e; ~7$E\w6  
    Aspheric=[P_Core(4) P_Core(3) P_Core(2) P_Core(1)] ;[*jLi,uc  
    format short; }cK<2J#  
    %Create Core p@H]F<  
    cmd =['(define Core (insert:lens-element "PLASTIC" "pmma" (list 0 0 -2.6211e-002  1.9124e-001 -1.7949e-002  2.8016e-004) 10.3569 (list 0 0)(list "cir" 3.2500 0 0 0)))'];  y{h y  
    ddeexec(TP_COMMAND,cmd); 49%qBO$R  
    cmd =['(entity:move Core 0 0 5.9493)']; >hcA:\UPk  
    ddeexec(TP_COMMAND,cmd); ~]HeoQK  
    cmd =['(property:apply-name Core "Core")']; 0MK|spc  
    ddeexec(TP_COMMAND,cmd); `8Y& KVhu  
    x!klnpGp  
    %Create Lens si.A"\bm  
    cmd =['(define Unite (bool:unite TIR Core))']; ]C |Zs=5  
    ddeexec(TP_COMMAND,cmd); 14TA( v]T  
    cmd =['(define block (insert:block 100 100 100))']; N zY}-:{  
    ddeexec(TP_COMMAND,cmd); [h "*>J{  
    cmd =['(entity:move block 0 0 -50)']; 5Xn+cw*  
    ddeexec(TP_COMMAND,cmd); BJI}gm2y  
    cmd =['(define Lens (bool:subtract Unite block))']; t^HQ=*c  
    ddeexec(TP_COMMAND,cmd); shbPy   
    cmd =['(property:apply-name Lens "Lens")']; rn^ 7B-V  
    ddeexec(TP_COMMAND,cmd); i"=6n>\  
    6Z~u2&  
    %Close the DDE connection J/3qJst  
    ddeterm(TP_COMMAND); pkjf5DWp  
    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