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. 15, 2008
Filed:
Dec. 24, 2003
Takeshi Mitsuishi, Tokyo, JP;
Takeshi Imizu, Tokyo, JP;
Hiroshi Kojima, Tokyo, JP;
Hitoshi Kamura, Tokyo, JP;
Ken-ichi Shinde, Tokyo, JP;
Takeshi Mitsuishi, Tokyo, JP;
Takeshi Imizu, Tokyo, JP;
Hiroshi Kojima, Tokyo, JP;
Hitoshi Kamura, Tokyo, JP;
Ken-ichi Shinde, Tokyo, JP;
Hoya Corporation, Tokyo, JP;
Abstract
The present invention provides an optical member having a plastic substrate and a multilayered antireflection film formed by vapor deposition, wherein at least one layer in the antireflection film is a hybrid layer formed of at least one inorganic substance selected from silicon dioxide, aluminum oxide, titanium oxide, zirconium oxide, tantalum oxide, yttrium oxide, and niobium oxide and an organosilicon compound that is a liquid at normal temperature and at atmospheric pressure and/or an organic compound not containing silicon that is a liquid at normal temperature and at atmospheric pressure as vapor deposition raw materials.