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:
Apr. 15, 2014
Filed:
Sep. 12, 2011
Ryoji Kurosaka, Tokyo, JP;
Ryoji Kurosaka, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An imaging apparatus for obtaining a tomographic image of an object based on light obtained by combining returning light from the object, which is irradiated with measurement light, and reference light corresponding to that measurement light, the imaging apparatus comprising: a reference light splitting unit adapted to split the reference light into a plurality of reference light beams of different wavelength ranges, and a plurality of dispersion compensation units adapted to compensate dispersion in accordance with wavelength ranges of the plurality of reference light beams, the dispersion compensation units being provided in respective light paths of the plurality of reference light beams.