Demonstrator of optical phenomena in a case

The ornamental design for a demonstrator of optical phenomena in a case, as shown and described.

FIG. 1 is a top plan view of a demonstrator of optical phenomena in a case, the case being open, showing our new design.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a right side elevational view thereof.

FIG. 4 is a left side elevational view thereof.

FIG. 5 is a front perspective view thereof.

FIG. 6 is a right side perspective view thereof; and,

FIG. 7 is a front perspective view thereof, the case being closed.

The bottom and rear views of the demonstrator of optical phenomena in a case are not shown and form no part of the claimed invention.

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Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Dec 26 2006		Essilor International (Compagnie Generale d'Optique)	(assignment on the face of the patent)
Jan 17 2007	LLOPIS GARCIA, SONSOLES	ESSILOR INTERNATIONAL COMPAGNIE GENERALE D OPTIQUE	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	018890	0433	pdf
Jan 17 2007	CHENE, SYLVAIN	ESSILOR INTERNATIONAL COMPAGNIE GENERALE D OPTIQUE	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	018890	0433	pdf

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