toobug1, Ad`[Rt']kI
Vyt~OT I\
if you're using 2007 or later version zemax, it's easy to get laser beam M-sqare: Msa6yD#
q ~Q)'*m
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; [#>$k
6F*
oLqb R?
2) Tools --> Optimization --> Merit Function Listing: to open a text window display merit function; $uFh$f
EB29vHAt~
3) Analysis --> Physical Optics -->POP: to set incident beam parameters like waist...., remember to Save your setting before POP analysis; rT sbP40
4 I#e C#"
4) You'll see M^2 on the Merit Function Listing window. ; &W;
T$8@2[
In old version Zemax (before ver2007), M^2 is complicated to get, designer has to calculate manually. }$0xt' q&
@( n^S?(
Attached is a example, hope it be helpful. s*)41\V0
>: W-C{%
C7jc 6(> m
Let me know how thing's going. pg?i F1
r}y[r }vk
mang2004
