Lighting device for a microscope

Optical: systems and elements – Compound lens system – Microscope

Reexamination Certificate

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C359S368000, C359S388000

Reexamination Certificate

active

07142359

ABSTRACT:
Lighting device for a microscope comprising at least one observation beam path, in particular a surgical microscope, with an illumination system (3, 4, 5, 28, 29) and a deflection device (8; 48, 49) for deflecting light emitted from the illumination system onto an object to be observed, in particular an eye to be operated on, the deflection device providing an illumination of the object under various illumination angles with regard to the at least one observation beam path, wherein the deflection device comprises two deflection elements (16, 17) at least partly provided as physical beam splitters.

REFERENCES:
patent: 5126877 (1992-06-01), Biber
patent: 5446582 (1995-08-01), Takagi et al.
patent: 5627613 (1997-05-01), Kaneko
patent: 5703714 (1997-12-01), Kojima
patent: 5760952 (1998-06-01), Koetke
patent: 5856883 (1999-01-01), Sander
patent: 5898518 (1999-04-01), Biber
patent: 6483642 (2002-11-01), Deverin
patent: 6624932 (2003-09-01), Koetke
patent: 2001/0040726 (2001-11-01), Sander
patent: 2003/0048528 (2003-03-01), Deverin et al.
patent: 3327672 (1985-02-01), None
patent: 19611044 (1996-09-01), None
patent: 196 50 773 (1997-07-01), None
patent: 1 391 177 (2004-02-01), None
patent: 1277979 (1972-06-01), None
patent: 9-105866 (1997-04-01), None
English abstract of the Japanese reference No. 10-133122, published on May 22, 1998.

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