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:
Feb. 05, 2008
Filed:
Oct. 10, 2002
Masashi Matsumoto, Tsubata-machi, JP;
Minoru Masuda, Tsubata-machi, JP;
Yasunori Miyauchi, Unoke-machi, JP;
Masashi Matsumoto, Tsubata-machi, JP;
Minoru Masuda, Tsubata-machi, JP;
Yasunori Miyauchi, Unoke-machi, JP;
PFU Limited, Ishikawa, JP;
Abstract
An image reading apparatus includes a lens unit () which has a low-resolution lens (), a high-resolution lens (), and a first driving unit () for driving them, and a second driving unit () for driving the lens unit (). At a first resolution, the low-resolution lens () is placed on the optical axis at a first location and the high-resolution lens () is placed off the optical axis. At a second resolution higher than the first resolution, the low-resolution lens () is placed off the optical axis and the high-resolution lens () is placed on the optical axis at a second location. At a third resolution higher than the second resolution, the low-resolution lens () is placed off the optical axis and the high-resolution lens () is placed on the optical axis at a third location.