| hopebox |
2014-10-29 20:30 |
[attachment=59416] ,UMr_ e{ |
The user manual says: Oh*~+/u}q
M`H#Qo5/
Beam Size: The beam radius at the 1 over e^2 point in intensity in lens units. So it is defined as 半径. w}>%E6UY
!%,7*F(
For the "position", consider the picture attached.
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