Effects of vield-of-view restrictions on speed and accuracy of manoeuvring

Effects of field-of-view restrictions on the speed and accuracy of participants performing a real-world manoeuvring task through an obstacled environment were investigated. Although field-of-view restrictions are known to affect human behaviour and to degrade performance for a range of different tasks, the relationship between human manoeuvring...

Retinal damage by optical radiation. An alternative approach to current, ACGIH-inspired guidelines

Background: The ACGIH guidelines for protection against retinal damage by optical radiation are often difficult to apply due to their lack of transparency. The less known guidelines by the Netherlands Health Council (HCN), dating from 1978 and updated in 1993, might offer a way out in many cases. Methods: A comparison is made of these guidelines...

Some afterthoughts about eclipse blindness (Guest editorial)

Maintenance operations - Workstation adjustment, working posture, and workers' perceptions

In the study maintenance workers were involved in pneumatic wrenching, oxy-gas cutting, and grinding at 5 different heights. Working posture and workers' perceptions were measured. Guidelines on working height were formulated in order to minimize the load on the musculoskeletal system. Data trom the present experiment as weIl as from literature...