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DISPOSITIF D'EVALUATION DU STRESS VISUEL
专利权人:
UNIVERSITY OF ESSEX ENTERPRISE LIMITED
发明人:
WILKINS, ARNOLD
申请号:
CA3002898
公开号:
CA3002898A1
申请日:
2016.10.21
申请国别(地区):
CA
年份:
2017
代理人:
摘要:
A visual stress assessment device is provided comprising a plurality of coloured light sources, each adapted to produce light of a predetermined hue, and a white light source. The white light source and the coloured light sources each comprise a plurality of light emitting diodes. A chamber is provided having an interior comprising a viewable region configured to provide a sample for inducing visual stress, wherein said viewable region is arranged to be illuminated by the white light source and the coloured light sources. A controller is configured to selectively operate the white light source and coloured light sources such that only one or both of a first of the coloured light sources and a second of the coloured light sources are operated simultaneously with the white light source, whereby their respective emitted light is observable in the viewable region by a user at a predetermined hue and saturation.
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中国工程科技知识中心
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http://www.ckcest.cn/home/

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