PHOTOLUMINESCENT SIGNAGE FOR LOW LIGHT AMBIENT ENVIRONMENT

PHOTOLUMINESCENT SIGNAGE FOR LOW LIGHT AMBIENT ENVIRONMENT

A non-powered photoluminescent sign can be charged in low light conditions. The message is viewable with ambient light and without ambient light at a distance of 50 feet. Methods and other photoluminescent signs are also provided.

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Green, Zachary L, Miller, JR., Kenneth W
Format: Patent
Sprache:eng
Schlagworte:
ADVERTISING
CRYPTOGRAPHY
DISPLAY
DISPLAYING
EDUCATION
LABELS OR NAME-PLATES
PHYSICS
SEALS
SIGNS
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Beschreibung
Zusammenfassung:A non-powered photoluminescent sign can be charged in low light conditions. The message is viewable with ambient light and without ambient light at a distance of 50 feet. Methods and other photoluminescent signs are also provided.