NONFULL APERTURE LUNEBURG-TYPE LENS WITH A GRADED INDEX CORE AND A HOMOGENOUS CLADDING, METHOD FOR FORMING THEREOF, AND HIGH NUMERICAL APERTURE LASER DIODE ASSEMBLY - Patent 0789850

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EP 0 789 850 A1

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(43)	Date of publication:
	20.08.1997 Bulletin 1997/34

(21)	Application number: 95935315.0

(22)	Date of filing: 31.10.1995

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International Patent Classification (IPC):

C03B 19/ 14^{( . )}
C03B 23/ 207^{( . )}
G02B 6/ 42^{( . )}

C03B 23/ 047^{( . )}
G02B 3/ 00^{( . )}

(86)	International application number:
	PCT/CA1995/000623

(87)	International publication number:
	WO 1996/014595 (17.05.1996 Gazette 1996/22)

(84)	Designated Contracting States:
	DE FR GB

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Priority:

04.11.1994 CA 19942135128

(71)	Applicant: Institut National d'Optique
	Sainte-Foy, Quebec G1P 4N8 (CA)

(72)	Inventor:
	DORIC, Sead Ancienne-Lorette, Québec G2E 3L7 (CA)

(74)	Representative: Pochart, François, et al
	Cabinet Hirsch-Desrousseaux-Pochart, 34 rue de Bassano 75008 Paris 75008 Paris (FR)

(54)	NONFULL APERTURE LUNEBURG-TYPE LENS WITH A GRADED INDEX CORE AND A HOMOGENOUS CLADDING, METHOD FOR FORMING THEREOF, AND HIGH NUMERICAL APERTURE LASER DIODE ASSEMBLY