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. 18, 2010
Filed:
Apr. 26, 2006
Tatsuo Konno, Yokohama, JP;
Tatsuo Konno, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
At least one exemplary embodiment is directed to an image pickup apparatus which includes an image pickup unit, a first optical member, a film, a second optical member, and a luminosity correcting filter. The image pickup unit includes an image sensor. The first optical member is operatively attached to the image pickup unit and formed of a birefringent crystal material. The film is disposed between the first optical member and an image pickup optical system and formed of an organic material. The second optical member is operatively attached to a first side of the film. The luminosity correcting filter is operatively attached to a second side of the film.