Optical: systems and elements – Compound lens system – Microscope
Reexamination Certificate
2006-11-28
2006-11-28
Nguyen, Thong (Department: 2872)
Optical: systems and elements
Compound lens system
Microscope
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.
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English abstract of the Japanese reference No. 10-133122, published on May 22, 1998.
Hodgson & Russ LLP
Leica Microsystems (Schweiz ) AG
Nguyen Thong
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