Optical: systems and elements – Compound lens system – Microscope
Patent
1996-01-29
1998-01-06
Henry, Jon W.
Optical: systems and elements
Compound lens system
Microscope
359368, 364525, G02B 2100, G02B 2126, G02B 716
Patent
active
057061270
ABSTRACT:
An electrically driven type microscope may include an interchanging device which interchanges a plurality of objective lenses, a determination device for determining which of the lenses is disposed in an optical path of the microscope, an adjusting system of which adjustment is effected during observation of a sample, a manually settable operating system for drivingly operating the adjusting system, a data recording portion for recording plural sets of manual setting information, each set corresponding to a different objective lens and containing information indicating at least one manual setting of the operating system for the corresponding objective lens, an electrical driving system for driving the adjusting system, and a driving control circuit for controlling the electrical driving system based on information from the set of manual setting information corresponding to an objective lens determined to be in the optical path by the determination device in association with an interchange effected by the interchanging device, thereby effecting adjustment of the adjusting system.
REFERENCES:
patent: 4643540 (1987-02-01), Kawasaki et al.
patent: 4653878 (1987-03-01), Nakasato et al.
patent: 4661692 (1987-04-01), Kawasaki
patent: 5260825 (1993-11-01), Nagano et al.
Otomo Masahiko
Saito Hiroko
Henry Jon W.
Nikon Corporation
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