Methods for designing composite ophthalmic lens surfaces

Details Methods for designing composite ophthalmic lens surfaces Methods for designing composite ophthalmic lens surfaces

2005-10-18

2005-10-18

Sugarman, Scott J. (Department: 2873)

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Ophthalmic lenses or blanks

C351S159000

Reexamination Certificate

active

06955433

ABSTRACT:
The invention provides a method for designing a composite lens surface by using vector addition of the surface curvatures of two or more lens surfaces and then constructing a surface by numerical integration.

REFERENCES:
patent: 5636338 (1997-06-01), Moreton
patent: 6655803 (2003-12-01), Rubinstein et al.
patent: 2003/0231282 (2003-12-01), Saux et al.
patent: 295849 (1995-12-01), None
patent: WO 9726579 (1997-07-01), None

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