Most lasers that are used in entertainment, theatre and public exhibition work emit beams that are bright enough to cause a significant eye injury risk. High power lasers with radiant powers that exceed around 0.5 watts may also cause skin burns.
This leaflet provides employers and employees who use lasers in these activities and companies that manufacture or supply such equipment with general information on the laser radiation safety problems they need to consider. For a more detailed guide on the safety of display laser installations see HSE guidance publication HS(G)95 The radiation safety of lasers used for display purposes. An order form is provided with this leaflet.
The most important issues are those of laser beam viewing safety assessment and restriction of access to beams that are identified as hazardous. These are the main questions to be answered:
You need to think about this both in relation to normal equipment operation and fault conditions. In particular, the following situations need to be considered:
You need to think about:
People who may be exposed to hazardous beams (especially during alignment and setting up procedures) need to be provided with suitable protective eyewear.
If you are a manufacturer, designer, importer, supplier or installer of display laser equipment or of components for such equipment, you have a duty under the Health and Safety at Work etc Act 1974 to consider the safety of your products when they are used by a person at work.
In particular, you must:
The current British Standard on the safety of laser products gives useful information on safe equipment design6.
If you are an employer who uses display laser equipment either at your own premises or under contract to a venue operator, you must:
If you are a venue owner who lets contracts for laser shows to be provided at your premises, you have a duty to:
It is good practice for venue owners to make sure that the installer has adequately assessed the safety of the laser show at their premises and has addressed the issues dealt with in this leaflet.
HSE priced and free publications are available by mail order from:
HSE Books, PO Box 1999, Sudbury, Suffolk CO 10 6FS. Tel: 01787 881165 Fax: 01787 313995
HSE priced publications are also available from good booksellers.
For other enquiries write to HSE's Information Centre. Broad Lane, Sheffield S3 7HQ.
This guidance is issued by the Health and Safety Executive. Following the guidance is not compulsory and you are free to take other action. But if you do follow the guidance you will normally be doing enough to comply with the law. Health and safety inspectors seek to secure compliance with the law and may refer to this guidance as illustrating good practice.
This publication may be freely reproduced, except for advertising, endorsement or commercial purposes. The information is current at 9/96. Please acknowledge the source as HSE.
IND(G)224L 10/96 C50
Printed and published by the Health and Safety Executive
Added to the web Site 11/5/98