G - Physics – 02 – B
Patent
G - Physics
02
B
G02B 5/08 (2006.01) A61C 19/00 (2006.01) A61C 19/10 (2006.01) G02B 5/20 (2006.01)
Patent
CA 2417849
A reflective device is provided. The reflective device includes a reflective layer and a first region which reflects light to form an image that simulates a change in tooth color of at least a portion of a viewer's tooth.
L'invention porte sur un dispositif réfléchissant comportant une couche réfléchissante et une première zone réfléchissant la lumière d'une image qui simule une variation de couleur d'au moins une partie de la dent d'un observateur.
Jeffers Melissa Ellen
Lapujade Philippe G.
Sagel Paul Albert
Ledgley Law
The Procter & Gamble Company
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