METHOD FOR MANUFACTURING MULTI-FOCUS LENSES Russian patent published in 2007 - IPC G02C7/06 B29D11/00 

Abstract RU 2300791 C2

FIELD: optical ophthalmology, possible use for manufacturing multi-focal lens.

SUBSTANCE: method for manufacturing a lens capable of correcting optical eye aberrations of highest orders, includes stages, at which onto at least a portion of surface of lens substrate at least one layer of surface-forming material mass with high refraction coefficient is precipitated, while material is precipitated under conditions fitting for creation on the surface, made with possible correction, of at least one highest order optical aberration.

EFFECT: thickness of central lens part is reduced in comparison to traditional multi-focal lenses, lens has high impact resistance.

3 cl

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RU 2 300 791 C2

Authors

Gupta Amitava

Makdzhinnis Sin

Kokonaski Uill'Jam

Zherligan P'Er

Dates

2007-06-10Published

2002-10-17Filed