PRIMES
BeamMonitor BM+ with LDS 2.98
6
Revision 01/2018 EN
21 DIMENSIONS
75
21.1 BeamMonitor BM+ 60 ............................................................................................................75
21.2 BeamMonitor BM+ 100 ..........................................................................................................76
22 APPENDIX
77
22.1 System control (option) ..........................................................................................................77
22.2 Description of the MDF file format..........................................................................................77
23
BASIS OF BEAM DIAGNOSIS
79
23.1 Laser beam parameter ..........................................................................................................79
23.1.1
Rotationally symmetric beams ................................................................................79
23.1.2
Non rotationally symmetric beams: .........................................................................80
23.2 Calculation of beam data .......................................................................................................81
23.2.1
Determination of the zero level ...............................................................................81
23.2.2
Determination of the beam position ........................................................................82
23.2.3
Radius determination with the 2
nd
moment method of the
power density distribution .......................................................................................82
23.2.4
Radius determination with the method of the 86 % power inclusion .....................83
23.2.5
Further radius definitions (option) ...........................................................................84
