FDM 3D printing of optical lens with high clarity and mechanical strength

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12226951
APP PUB NO 20220274318A1
SERIAL NO

17623684

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Abstract

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The disclosure includes core-shell filament composition for additive manufacturing of ophthalmic lenses and ophthalmic lens components. The disclosure also includes a set of criteria for selecting core and shell thermoplastic combinations that exhibit high optical clarity, improved filament inter-strand diffusion, high inter-strand adhesion, and improved manufactured part strength when used in an additive manufacturing method like fused deposition modelling.

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Patent Owner(s)

  • ESSILOR INTERNATIONAL

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chiu, Hao-Wen Holden, US 43 80
Jallouli, Aref Shrewsbury, US 41 79
Shan, Haifeng Shrewsbury, US 28 27

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