Title:
反射状態と透過状態との間で切換可能な光学パネル
Document Type and Number:
Japanese Patent JP3687976
Kind Code:
B2
Abstract:
A device, comprising a switchable optical panel and means for switching the panel between a reflecting state and a transmitting state. The switchable optical panel includes a transparent optically active layer having a first and a second major surface, a first reflective polarizer disposed on the first major surface and a second reflective polarizer disposed on the second major surface. The optically active layer preferably comprises a liquid crystal device and the switching means preferably comprises a system of drying electronics for applying voltage across the liquid crystal device. The invention also includes a switchable window and a transflective optical display.
Inventors:
Weber, Michael Ef
Order Kirk, Andrew Jay
Earth tune, david jay
Order Kirk, Andrew Jay
Earth tune, david jay
Application Number:
JP50441697A
Publication Date:
August 24, 2005
Filing Date:
June 03, 1996
Export Citation:
Assignee:
Minnesota Mining and Manufacturing Company
International Classes:
E06B9/24; G02F1/1335; G02F1/13357; G09F9/00; G02F1/1347; (IPC1-7): G02F1/1335; G09F9/00
Domestic Patent References:
JP6230337A | ||||
JP7152028A | ||||
JP1229232A | ||||
JP4502524A | ||||
JP6026303A |
Foreign References:
US5422756 | ||||
US5295009 | ||||
US4848875 | ||||
US3610729 |
Attorney, Agent or Firm:
Aoyama Aoi
Akira Ito
Akira Ito