DIN Standards Committee Optics and Precision Mechanics
ISO 11146
Laser and laser-related equipment - Test methods for laser beam parameters - Beam widths, divergence angle and beam propagation factor
Laser und Laseranlagen - Prüfverfahren für Laserstrahlparameter - Strahlabmessungen, Divergenzwinkel und Strahlpropagationsfaktor
Responsible national committee
NA 027-01-18 AA - Laser and electro-optical systems
Responsible international committee
ISO/TC 172/SC 9/WG 1 - Terminology and test methods for electro-optical systems