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CIE 123-1997

Low Vision - Lighting needs for the partially sighted
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The report brings together a wide range of material from various specialists to produce, for the first time, a comprehensive annotated review of the subject. It also draws conclusions from the various studies and it is hoped that it will provide the basis for further research. It is intended for all those that have dealings with the visually handicapped and the provision of lighting regardless of their professional discipline.-\n--\n-It summarises the features of the major diseases causing partial sight. It also reviews some studies that have been undertaken into the effects of light on refraction, accommodation and ocular movement, and of its effects on visual functions such as visual acuity, contrast sensitivity, visual field and colour vision.-\n--\n-A section is devoted to the lighting aspects of visual aids, such as neutral and selective absorbing glasses, light amplification systems, high power additions, magnifiers, telescopes, closed circuit television systems, etc. Finally, detailed recommendations are made for the adaptation of a range of lighting environments to the needs of the partially sighted. Keywords: low vision, visual performance, visual aids, lighting design and specifications; interior lighting, school lighting
SDO CIE: International Commission on Illumination
Document Number 123
Publication Date Jan. 1, 1997
Language en - English
Page Count 164
Revision Level
Supercedes
Committee
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