Optical: systems and elements – Optical modulator – Light wave temporal modulation
Patent
1993-12-30
1998-09-01
Nelms, David C.
Optical: systems and elements
Optical modulator
Light wave temporal modulation
359265, 359267, 359268, 359273, 359274, 359275, G02F 1153
Patent
active
058018735
ABSTRACT:
The present invention provides variable reflectance automobile mirrors wherein the component of variable transmittance is an electrochromic device wherein the medium of variable transmittance comprises an electrochromic compound in a gel or a thickened solution.
REFERENCES:
patent: 3280701 (1966-10-01), Donnelly et al.
patent: 3451741 (1969-06-01), Manos
patent: 4278329 (1981-07-01), Matsuhiro et al.
patent: 4671619 (1987-06-01), Kamimori et al.
Gentex Corporation
Lester Evelyn A.
Nelms David C.
Rees Brian J.
Scanlon William J.
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