Plastic lens and production method therefor

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9500774
APP PUB NO 20160003979A1
SERIAL NO

14771102

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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To provide a plastic lens having a λ/4 layer exhibiting excellent adhesion between a plastic substrate and a hard coat layer, and a method for producing thereof. A plastic lens containing: a plastic substrate (A); a λ/4 layer (B) that is formed on the plastic substrate, is formed by curing a composition comprising a bifunctional or higher functional acrylate compound, a dendritic aliphatic compound having an acrylate group at an end thereof, and metal oxide particles, and has a thickness of from 50 to 100 nm; and a hard coat layer (C) that is formed on the λ/4 layer directly or through another layer.

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Patent Owner(s)

  • HOYA CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hamakubo, Katsushi Hino, JP 49 728
Ito, Kae Hino, JP 11 30

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