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.
Patent No.:
Date of Patent:
Jul. 18, 1995
Filed:
Nov. 02, 1993
Applicant:
Inventor:
Masaaki Morizumi, Ohmiya, JP;
Assignee:
Fuji Photo Optical Co., Ltd., Saitama, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ; G01J / ;
U.S. Cl.
CPC ...
359385 ; 359368 ; 359380 ; 2502013 ;
Abstract
A binocular stereomicroscope is provided with a binocular magnifying optical system and an objective lens unit, which is located in front of the binocular magnifying optical system. The objective lens unit is composed of a stationary objective lens and a movable objective lens. A focusing operation is carried out by movement of the movable objective lens. With the binocular stereomicroscope, a smooth, quick, and accurate focusing function can be achieved, and positions of the eyes of an operator need not be shifted in accordance with the focusing operation.