Under the Health and Safety (Display Screen Equipment) Regulations 1992 legislation the employer must make sure that the following is adhered to:
- screen - readable and stable image, adjustable, glare free;
- keyboard - usable, adjustable, key tops legible;
- work surface - allow flexible arrangement, spacious, glare free, document holder;
- work chair - appropriate adjustability, foot rest;
- leg room and clearance - to allow posture change;
- lighting - provision of adequate contrast, no direct or indirect glare or reflections;
- distracting noise minimised;
- no excessive heat: adequate humidity;
- software - appropriate to the task, adapted to user capabilities, provide feedback on system status, no clandestine monitoring.
Following the guidelines above should prevent the following adverse effects on physical health:
- body fatigue
- upper limb pain and discomfort - repetitive strain injury (RSI)
- eye and eyesight effects
- fatigue and stress
This is a wide-ranging piece of legislation, which applies to many computer users. Where this legislation is not relevant and enforceable, the guidelines set out are designed for the correct reasons and should be followed if at all possible.