What is ISO 11146:2021?.

Introduction

ISO 11146:2021 is an international standard that provides guidelines for the measurement and characterization of laser beam spatial parameters. It was first published by the International Organization for Standardization (ISO) in 2005, with the latest revision released in 2021. This standard plays a critical role in various industries where lasers are used, including manufacturing, healthcare, and research.

Overview of ISO 11146:2021

ISO 11146:2021 defines the methods for determining key beam parameters such as beam width, divergence, and M² factor. These parameters are essential for assessing the quality of a laser beam and ensuring its suitability for specific applications. The standard also specifies measurement techniques and procedures to achieve accurate and reliable results.

The document covers both continuous wave and pulsed lasers, with separate sections addressing each type. It outlines the recommended instrumentation, calibration procedures, and data analysis techniques that should be utilized when conducting beam profiling measurements.

Significance in Industrial Applications

Accurate measurement and characterization of laser beams are crucial for various industrial applications. For example, in laser cutting and welding, a precise understanding of the beam parameters is essential to ensure optimal performance and high-quality results. ISO 11146:2021 provides a standardized approach to beam characterization, enabling manufacturers to compare different laser systems and optimize their processes.

In the medical field, lasers are used in surgical procedures, diagnosis, and therapy. ISO 11146:2021 aids in assessing the safety and efficacy of medical laser devices through the evaluation of their beam parameters. This standard ensures that healthcare professionals can make informed decisions when using lasers and guarantees patient safety.

Conclusion

ISO 11146:2021 is a comprehensive standard that sets guidelines for measuring and characterizing laser beam spatial parameters. It plays a vital role in various industries, including manufacturing and healthcare, ensuring the quality and safety of laser applications. Laser system manufacturers, researchers, and users can benefit from adhering to this standard by achieving reliable and comparable results, optimizing processes, and ensuring overall effectiveness.