Confocal laser-scanning ophthalmoscope

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Description

FIG. 1 is a front elevational view of confocal laser-scanning ophthalmoscope, showing our new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a rear perspective view thereof;

FIG. 5 is a front perspective view thereof;

FIG. 6 is a perspective view thereof opposite that shown in FIG. 5;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a front elevational view of a second embodiment of the confocal laser-scanning ophthalmoscope, showing our new design;

FIG. 10 is a side elevational view thereof;

FIG. 11 is a side elevational view thereof opposite that shown in FIG. 10;

FIG. 12 is a top plan view thereof;

FIG. 13 is a bottom plan view thereof; and,

FIG. 14 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D316144 April 9, 1991 Nishimura
D320077 September 17, 1991 Koizumi
4407572 October 4, 1983 Humphrey
4431279 February 14, 1984 Morohashi
Patent History
Patent number: D330769
Type: Grant
Filed: Nov 21, 1990
Date of Patent: Nov 3, 1992
Assignee: Carl-Zeiss-Stiftung, Heidenheim-Brenz (Oberkochen)
Inventors: Erich Blaha (Essingen), Gerhard Gaida (Aalen)
Primary Examiner: Stella Reid
Assistant Examiner: I. Simmons
Law Firm: Hopgood, Calimafde, Kalil, Blaustein & Judlowe
Application Number: 7/617,069