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Spectrally balanced protective facemasks
专利权人:
Christopher S. Page
发明人:
Christopher S. Page,Alan W. Reichow,Karl M. Citek
申请号:
US12876858
公开号:
US08209770B2
申请日:
2010.09.07
申请国别(地区):
US
年份:
2012
代理人:
摘要:
Protective eyewear is configured so that interior surfaces are associated with visual characteristics based on a use environment. Eyewear includes an interior surface having two or three horizontal zones that are assigned colors, gray levels, color coordinates, or other characteristics based on playing surface characteristics. Upper, middle, and lower interior portions can be associated with blue, green, and brown, respectively.
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中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/
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