Title:
ELECTRO-OPTIC INFRARED FILTER
Document Type and Number:
WIPO Patent Application WO/2018/022592
Kind Code:
A8
Abstract:
An imaging system is provided that includes an imager and an optical lens stack with one or more lenses and an electro-optic element positioned between the imager and the lens stack. The electro-optic element includes a first substantially transparent substrate defining first and second surfaces. The second surface includes a first electrically conductive layer. A second substantially transparent substrate defines third and fourth surfaces. The third surface has a second electrically conductive layer. A primary seal is disposed between the first and second substrates. The seal and the first and second substrates define a cavity therebetween. An electro-optic medium is disposed within the cavity. The electro-optic medium is operable between substantially clear and substantially opaque states.
Inventors:
LUTEN HENRY A (US)
KLOEPPNER LEROY J (US)
STEPHENSON MICHAEL T (US)
GIRI PUNAM (US)
KLOEPPNER LEROY J (US)
STEPHENSON MICHAEL T (US)
GIRI PUNAM (US)
Application Number:
PCT/US2017/043679
Publication Date:
March 01, 2018
Filing Date:
July 25, 2017
Export Citation:
Assignee:
GENTEX CORP (US)
International Classes:
G02B5/23; B60R1/00; G02F1/15
Attorney, Agent or Firm:
CALLAGHAN, Terry S. (US)
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