📄 opt_grid.htm
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<HTML> <HEAD> <TITLE>/</TITLE> <META NAME="GENERATOR" CONTENT="HTML-TOOLBOX "> </HEAD> <BODY bgcolor="#FFFFF0"> <HR WIDTH="100%"></P> <CENTER><P><FONT COLOR="#000000"><FONT SIZE=+3>Cross-linked m-file</FONT></FONT></P></CENTER> <CENTER><P><FONT COLOR="#000000"><FONT SIZE=+1></FONT></FONT></P></CENTER> <CENTER><P><FONT COLOR="#000000"><FONT SIZE=+2>opt_grid.m</FONT></FONT></P></CENTER> <CENTER><P><FONT COLOR="#000000"><FONT SIZE=+1>Located in:</FONT></FONT></P></CENTER> <CENTER><P><FONT COLOR="#000000"><FONT SIZE=+1>/home/bjorn/matlab/Optical_bench</FONT></FONT></P></CENTER> <P><HR WIDTH="100%"></P> <P><FONT COLOR="#000000"><FONT SIZE=+2>Function synopsis</FONT></FONT></P> <P><FONT COLOR="#000000"><FONT SIZE=+1> [opt1] = opt_grid(opt_type,opt_args) </FONT></FONT></P> <P><HR WIDTH="100%"></P> <P><FONT COLOR="#000000"><FONT SIZE=+2>Function comments</FONT></FONT></P> <pre> % % OPT_GRID - Simple difractive grating % OPT_TYPE should be 'grid' (hm good and vital argument), OPT_SPEC % should be a string matrix, see README_OPT for specification. % Necessary specification fields: % r1, dxdydx, linespmm, % glass should be name of the glass type, the other 1x3 array % Optional specification fields: % normal, e_slit, % example OPT_SPEC: % 'r1 12 0 0' % 'dxdydz 0 2 1' % 'linespmm 600' % 'normal cos(10*pi/180) sin(10*pi/180) 0' % % See also OPT_APERTURE, OPT_SCREEN, OPT_LENS, OPT_PRISM, OPT_SLIT </pre> <P><HR WIDTH="100%"></P> <P><FONT COLOR="#000000"><FONT SIZE=+1>m-files called by opt_grid.m</FONT></FONT></P> <UL> <LI><A HREF ="opt_findstr.htm">opt_findstr</A></LI> <LI><A HREF ="opt_elem.htm">opt_elem</A></LI> </UL> <P><HR WIDTH="100%"></P> <P><FONT COLOR="#000000"><FONT SIZE=+1>m-files that call opt_grid.m</FONT></FONT></P> <UL> <LI><A HREF ="Contents.htm">Contents</A></LI> <LI><A HREF ="opt_build.htm">opt_build</A></LI> </UL> <P><HR WIDTH="100%"></P> <P><FONT COLOR="#000000"><FONT SIZE=+1>All the cross references in the source m-code of opt_grid.m</FONT></FONT></P> <pre> function [opt1] = opt_grid(opt_type,opt_args) % [opt1] = opt_grid(opt_type,opt_args) % % OPT_GRID - Simple difractive grating % OPT_TYPE should be 'grid' (hm good and vital argument), OPT_SPEC % should be a string matrix, see README_OPT for specification. % Necessary specification fields: % r1, dxdydx, linespmm, % glass should be name of the glass type, the other 1x3 array % Optional specification fields: % normal, e_slit, % example OPT_SPEC: % 'r1 12 0 0' % 'dxdydz 0 2 1' % 'linespmm 600' % 'normal cos(10*pi/180) sin(10*pi/180) 0' % % See also OPT_APERTURE, OPT_SCREEN, OPT_LENS, OPT_PRISM, OPT_SLIT % Version: 1.0 % Copyright: Bjorn Gustavsson 20020430 if nargin ~= 2, help opt_grid; ok = 0; return; end; opt1 = <A HREF ="opt_elem.htm">opt_elem</A>(opt_type); opt1.glass = 'air'; % % defaults opt1.r(2:3) = 0; % Grid centered on the optical axis opt1.n = [1 0 0]; % Grid paralell with the optical axis opt1.e_slits = [0 0 1]; % Grid slits paralell with e_z % set the necessary ones: % grid size i = <A HREF ="opt_findstr.htm">opt_findstr</A>(opt_args,'dydz'); opt1.dxdydz = str2num(opt_args(i,12:end)); % grid position i = <A HREF ="opt_findstr.htm">opt_findstr</A>(opt_args,'r1'); opt1.r = str2num(opt_args(i,12:end)); % lines per mm i = <A HREF ="opt_findstr.htm">opt_findstr</A>(opt_args,'linespmm'); opt1.lpmm = str2num(opt_args(i,12:end)); % set the optional ones i = <A HREF ="opt_findstr.htm">opt_findstr</A>(opt_args,'normal'); if length(i) == 1 opt1.n = str2num(opt_args(i(1),12:end)); end i = <A HREF ="opt_findstr.htm">opt_findstr</A>(opt_args,'e_slit'); if length(i) == 1 opt1.e_slits = str2num(opt_args(i(1),12:end)); end </pre> <P><HR WIDTH="100%"></P> <P><I><FONT COLOR="#0000FF"><FONT SIZE=+1>Written by B. Gustavsson 13:27 29/1 2003 <IMG SRC = "file:/home/bjorn/matlab/Local/Tools/htmltool/gifs/copyright.gif" ></FONT></FONT></I></P> <P><I><FONT COLOR="#0000FF"><FONT SIZE=+1>E-mail:</B><A HREF = "mailto:bjorn@irf.se">bjorn@irf.se</A></H4></FONT></FONT></I></P> ⌨️ 快捷键说明
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