Innovative minus power lens and processing methods thereof

Details Innovative minus power lens and processing methods thereof Innovative minus power lens and processing methods thereof

2006-04-18

2006-04-18

Sugarman, Scott J. (Department: 2873)

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Ophthalmic lenses or blanks

C359S199200, C359S199200

Reexamination Certificate

active

07029116

ABSTRACT:
Innovative ophthalmic lens for nearsightedness, manufactured as a finished or semi-finished lens, lighter and thinner at the edges, with a wide visual field and cosmetically attractive, featuring a spherical centre and an aspherical periphery, both asymmetrical to the lens optical centre and varying in width.Description of the manufacturing process of the above lens based on non industrial or CNC processing methods and moulding and injection moulding techniques.

REFERENCES:
patent: 6540352 (2003-04-01), Billard et al.

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