Which of the following should be included on labels for barriers?

Including all of the specified information on labels for barriers is essential for ensuring proper safety guidance and operational effectiveness in environments where lasers are used. The inclusion of the Barrier Model Number provides identification for the specific design and type of barrier, which is crucial for maintenance and compliance verification.

Exposure Criteria informs users about the conditions under which the laser can be safely operated without risk of harm, guiding behavior in high-risk areas.

Moreover, detailing Laser exposure time, Barrier Threshold Limit (BTL), and beam size specifications offers vital information that helps in assessing whether the barrier will adequately protect individuals from harmful laser exposure. This information is critical for users to understand the limits and capabilities of the barrier, assisting in the implementation of effective safety measures.

Incorporating all of these elements on barrier labels not only enhances safety but also ensures that operators and safety officials can make informed decisions regarding laser usage and areas needing specific precautions. This comprehensive approach contributes to a culture of safety and awareness in laser environments.