Introduction: Scientifically valid measures of functional vision and quality of life, designed to explore individuals' experiences of vision impairment (that is, blindness and low vision) are widely available; however, there is a paucity of measures specifically considering the quality of life afforded by an individual's mobility. The aim of this…

This article reports on the ability of observers who are sighted and those with low vision to make time-to-collision (TTC) estimations using video. The TTC estimations made by the observers with low vision were comparable to those made by the sighted observers, and both groups made underestimation errors that were similar to those that were…

To a visually impaired individual the physical world presents many challenges. For a person with impaired sight, way finding through a complex environment is fraught with dangers, both actual and imagined. The current generation of mobility aids have the possibility of addressing a broad range of physical issues through technological solutions.…