Lasers are classified for safety purposes based on their potential for causing injury to humans’ eyes and skin. Most laser products are required by law to have a label listing the Class. It will be listed either in …

The classifications categorize lasers according to their ability to produce damage in exposed people, from class 1 (no hazard during normal use) to class 4 (severe hazard for eyes and skin).

UW-Madison Laser Safety Program follows the American National Standards Institute’s (ANSI) Z136.1 standards classification for lasers. The standard defines the hazard and defines control measures for …

Lasers are classified based on their potential for causing injury — especially eye damage, since the eye is most susceptible to excess laser light. There are four main classes for visible-beam lasers: Class …

Sep 14, 2018 · Know the difference between Class 1, 1C, 1M, 2, 2M, 3R, 3B, & 4 lasers? They're defined in IEC 60825-1, which we outline here.

The manufacturer of lasers and laser products is required to certify that the laser is designated as one of four general classes, or risk categories, and label it accordingly.

Discover vital insights on laser classes and laser safety. Learn everything you need to know to protect yourself and others from potential laser hazards.

Jul 31, 2025 · Explore all four laser classifications with real-world examples, PPE requirements, ANSI Z136.1 controls, and the LSO’s role. A complete guide for laser safety professionals.

Laser classification is marked on the equipment. Laser classes are: Class 1: A class 1 laser is safe under all conditions of normal use and poses no more risk than ordinary light. CD-ROM readers and …

Safety should always be a top priority when working with laser systems. Laser classes were created to help identify the level of danger coming from different types of laser beams. There are four different …