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.

Date of Patent:
Jul. 09, 2013

Filed:

Sep. 22, 2011
Applicant:

Isao Okuda, Saitama, JP;

Inventor:

Isao Okuda, Saitama, JP;

Assignee:

Hoya Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An imaging unit includes an incident-side reflecting surface provided in a casing and reflects object-emanating light, entering the casing in a thickness direction thereof, along a lengthwise direction of the casing; a movable lens group movable along the lengthwise direction of the casing; an exit-side reflecting surface reflecting the light in the thickness direction of the casing; an image sensor provided in the casing and receiving the light from the exit-side reflecting surface; a light shield frame between the movable lens group and the exit-side reflecting surface; and a light-shield-frame position adjustment mechanism provided in the casing, which maintains a constant distance between the movable lens group an the light shield frame when the movable lens group moves in a first moving range, and varies the distance between the movable lens group and the light shield frame when the movable lens group moves in a second moving range.


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