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FILTRE OPTIQUE COMPRENANT UNE COUCHE À TRANSMITTANCE VARIABLE
专利权人:
SWITCH MATERIALS; INC.
发明人:
BRANDA, NEIL, ROBIN,ERNO, ZACHARY, BRYCE,FINDEN, JEREMY, GRAHAM,LAM, DUHANE,LOO, CHARLES, JOSEPH, GONGMING,SARGENT, JONATHAN, ROSS,SMIT, MATTHEW, PAUL,VON HAHN, PETER, ALEXANDER,WIGGIN, DOUGLAS, MALCO
申请号:
EP13796243
公开号:
EP2856222A4
申请日:
2013.05.29
申请国别(地区):
EP
年份:
2016
代理人:
摘要:
An optical filter comprising a variable transmittance layer having a first spectrum in a dark state, and a second spectrum in a faded state; and a color balancing layer having a third spectrum; each of the first, second and third spectra comprising a visible portion; the first and third spectra combining to provide a dark state spectrum approximating a dark state target color, and the second and third spectra combining to provide a faded state spectrum approximating a faded state target color. The optical filter may further comprise a light attenuating layer. The optical filter may further comprise part of a laminated glass.
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