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US 2019/0170910 A1Published application
Lightweight spectacle lens
AssigneeHon Hai Precision Industry Co., Ltd.
InventorsHSIU-WEN CHIEN, WEN-KAI LI
Life of this patent
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Abstract
A lightweight spectacle lens is disclosed. The spectacle lens includes a lens main body, and the lens main body includes two surfaces opposite to each other; and a functional film formed on at least one surfaces of the lens main body, and a main material of the lens main body is cyclic block copolymer.
Claims14
A lightweight spectacle lens comprising:
- a lens main body comprising two surfaces opposite to each other;
- and a functional film formed on at least one surfaces of the lens main body, wherein a main material of the lens main body is cyclic block copolymer.
Dependencies are inferred from the claim text.