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. 27, 2025
Filed:
Jan. 05, 2022
Evident Corporation, Nagano, JP;
Hidehiro Miyayashiki, Akishima, JP;
Evident Corporation, Nagano, JP;
Abstract
An endoscopic calibration system that calibrates an endoscope, includes: an imaging part that acquires an image by an optical system in which an optical adapter and a scope of the endoscope are combined; a parameter measurement part that measures a first parameter indicating optical characteristics of an optical system in which a first scope and a first optical adapter are combined, a second parameter indicating optical characteristics of an optical system in which the first scope and a second optical adapter are combined, and a third parameter indicating optical characteristics of an optical system in which the second scope and the first optical adapter are combined; and a parameter estimation part that estimates a fourth parameter indicating optical characteristics of an optical system in which the second scope and the second optical adapter are combined using the first parameter, the second parameter, and the third parameter.