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ISO 11146-1:2021

Lasers and laser-related equipment — Test methods for laser beam widths, divergence angles and beam propagation ratios — Part 1: Stigmatic and simple astigmatic beams ISO 11146-1:2021

Publication date:   Jul 2, 2021

General information

90.60   Close of review   Jun 5, 2026

ISO

ISO/TC 172/SC 9 Laser and electro-optical systems

International Standard

31.260   Optoelectronics. Laser equipment

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Scope

This document specifies methods for measuring beam widths (diameter), divergence angles and beam propagation ratios of laser beams. This document is only applicable for stigmatic and simple astigmatic beams. If the type of the beam is unknown, and for general astigmatic beams, ISO 11146‑2 is applicable.

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PREVIOUSLY

WITHDRAWN
ISO 11146-1:2005

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PUBLISHED
ISO 11146-1:2021
90.60 Close of review
Jun 5, 2026




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