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:
Aug. 07, 2012
Filed:
Jun. 10, 2005
Shinya Watanabe, Tokyo, JP;
Shouhei Maezawa, Kanagawa, JP;
Tomoki Furuya, Kanagawa, JP;
Shunji Kurita, Kanagawa, JP;
Shinya Watanabe, Tokyo, JP;
Shouhei Maezawa, Kanagawa, JP;
Tomoki Furuya, Kanagawa, JP;
Shunji Kurita, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
There is provided a micro lens array () in which a plurality of micro lenses () is disposed two-dimensionally on a substrate, wherein the focal distance f of the micro lens () and distance Ts from the main surface of the micro lens () to the substrate surface upon which light is incident meet the following/√{square root over (2)}/√{square root over (2)}where P is a pitch of the micro lenses () and (X, Y) is within an X-Y coordinate system surrounded by the following point sets The micro lens array can be used to improve the contrast of a liquid crystal display having an optical compensation element provided therein.