| abstract |
(57) [Summary] [Object] To provide a material which is excellent in surface hardness and is suitable as an optical product such as a window for vehicles, ships, aircrafts, mirrors, lenses and the like, an optical disk excellent in surface hardness and the like. [Structure] A plasma-polymerized film of ethyl acrylate or the like is provided as an adhesive layer on the surface of plastics, and a hard coat layer made of a plasma-polymerized film of a silicon compound is provided thereon. |