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:
May. 05, 2015
Filed:
Jun. 11, 2014
Panasonic Healthcare Co., Ltd., Toon-shi, Ehime, JP;
Atsushi Oda, Osaka, JP;
Panasonic Healthcare Holdings Co., Ltd., Tokyo, JP;
Abstract
An observation system includes: a container holding unit; a ring illumination, including a light source in a ring shape, arranged in a position opposed to an outer bottom surface of a container so that a central axis of the illumination is aligned to that of a bottom surface of the container held by the container holding unit, when an observation target is observed; a first light-shielding plate in a ring shape, having an inner diameter capable of varying, arranged between the illumination and the container holding unit, and configured to shield light from the illumination; a lens, arranged in a position opposed to an inner bottom surface of the container held by the container holding unit, to observe the observation target; and a second light-shielding plate, having an outer diameter capable of varying, arranged in an internal space of the illumination, and configured to shield light from the illumination.