General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 26599.1-2011
Scope
This part of GB/T 26599 specifies the measurement methods for the beam width (diameter), divergence angle and beam transmission ratio of laser beams. This part of GB/T 26599 applies only to astigmatism-free and simple astigmatism beams. This standard does not apply if the type of beam is unknown, or if the beam is a generalized astigmatic beam.
ISO 11146-2:2005 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 2: General astigmatic beams
ISO 13694 Optics and photonics — Lasers and laser-related equipment — Test methods for laser beam power (energy) density distribution*, 2018-11-02 Update
JB/T 6860-1993 Power and energy measuring detectors, instruments and equipment for laser radiation
GB/T 26599.1-2011 history
2011GB/T 26599.1-2011 Lasers and laser-related equipment.Test methods for laser beam widths, divergence angles and beam propagation ratios.Part 1: Stigmatic and simple astigmatic beam