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:
Jan. 31, 2006
Filed:
Apr. 19, 2004
Atsushi Nagasawa, Tsukuba, JP;
Takahiro Kitano, Tsukuba, JP;
Katsuya Fujisawa, Tsukuba, JP;
Junichi Tanaka, Tsukuba, JP;
Tatsufumi Watanabe, Tsukuba, JP;
Atsushi Nagasawa, Tsukuba, JP;
Takahiro Kitano, Tsukuba, JP;
Katsuya Fujisawa, Tsukuba, JP;
Junichi Tanaka, Tsukuba, JP;
Tatsufumi Watanabe, Tsukuba, JP;
Kuraray Co., Ltd., Kurashiki, JP;
Abstract
The invention relates to a lens sheet applicable to a screen for a pixel type projection TV characterized in high quality and definition and a simple producing method thereof. The inventive lens sheet has a shielding layer without any axial misalignment at front and rear sides. The lens sheet comprises a lens portion with a plurality of lens elements arranged in at least one side and a shielding layer provided in a non-transmitting portion of a light radiation plane, in which the shielding layer is provided on a layer made of a cured photo-curing composition (A). The photo-curing composition (A) is composed of 100 weight parts of photo-curing resin composition (a) having a surface free energy of 30 mN/m or more and 0.01 to 10 weight parts of compound (b) having a surface free energy of 25 mN/m or less.