| hopebox |
2014-10-29 20:30 |
[attachment=59416] $ucA.9pJ
The user manual says: ;30SnR/
~l"]J'jF"H
Beam Size: The beam radius at the 1 over e^2 point in intensity in lens units. So it is defined as 半径. Z=j6c"
6>&h9@
For the "position", consider the picture attached.
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