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DIN EN IEC 60825-4 VDE 0837-4:2025-09

Safety of laser products

Part 4: Laser guards

(IEC 60825-4:2022); German version EN IEC 60825-4:2024
Class/Status: Standard, valid
Released: 2025-09
VDE Art. No.: 0801060

Note: You can pre-order this document (delivery subject to availability). Valid from 2025-09-01.

This part of IEC 60825 specifies the requirements for laser guards, permanent and temporary (for example for service), that enclose the process zone of a laser processing machine, and specifications for proprietary laser guards.
This standard applies to all component parts of a guard including clear (visibly transmitting) screens and viewing windows, panels, laser curtains and walls.
In addition this part of IEC 60825 indicates:
a) how to assess and specify the protective properties of a laser guard; and
b) how to select a laser guard.