Designing for the Life Span Segment 3The control of unwanted glare from both natural and artificial illumination sources is critical for successful negotiation and navigation of the man-made environment.
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Passage through corridor spaces is dependent upon the provision of adequate cues and the ability to see those cues if they are present. The corridor to the left in this slide has intense natural lighting from one side and deep shadows against a wall on the other - in the intense natural lighting of the photograph. With the empathic lens in place, the person at the window-wall is only a shadow and hard to identify. In the narrow corridor to the right, the corridor has sufficient lighting to allow visibility of the walls and floors, but the overhead lighting is providing significant direct glare. Cues are absent from this space.