toobug1, @w:6m&KL9
#SWL$Vm>
if you're using 2007 or later version zemax, it's easy to get laser beam M-sqare: DSiI%_[Ud
cEzWIS?pp\
1) Editors --> Merit Function: to edit the merit function Type=POPD, Data=25 OR 26 for beam M^2; set Surf, Wave,Field per your system configuration; cu&tdg^q
2Hltgt,
2) Tools --> Optimization --> Merit Function Listing: to open a text window display merit function; v}w=I}<x
U-+%e:v
3) Analysis --> Physical Optics -->POP: to set incident beam parameters like waist...., remember to Save your setting before POP analysis; }ti+tM*
M`{x*qR
4) You'll see M^2 on the Merit Function Listing window. zSs5F_
)<W6cDx'H+
In old version Zemax (before ver2007), M^2 is complicated to get, designer has to calculate manually. k8]=5C?k
|4RuT
.-o
Attached is a example, hope it be helpful. F@=)jrO=$
|%6zhkoufM
GS1Vcav<
Let me know how thing's going. f?xc-lX5R
&Uqm3z?v
mang2004