M 2 Calculation; Definition Scheme; Figure 5-34: Calculation Results Of The Focused Beam After The Lens; Figure 5-35 : M 2 And Bpp Results - Gentec Beamage M2 User Manual

Beamage-M² User Manual

Figure 5-34: Calculation results of the focused beam after the lens

2
5.4.3. M Calculation
M²: Calculated M 2 value of the beam as defined in section 4.
BPP: Beam Parameter Product, defined as the product of the measured divergence times the waist
diameter size: ������ = θ ∗ ��

5.4.4. Definition scheme

Illustration detailing the values found in the M² Results tab.

Figure 5-36 : Gaussian beam parameters schematic before and after the lens

������ ��
0
= ∗
.
0
2 2
Figure 5-35 : M
Revision 6
2
and BPP results
34