The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 06, 1998

Filed:

Jan. 29, 1996
Applicant:
Inventors:

Hiroko Saito, Yokosuka, JP;

Masahiko Otomo, Fujisawa, JP;

Assignee:

Nikon Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ; G02B / ;
U.S. Cl.
CPC ...
359381 ; 359368 ; 364525 ;
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.


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