Aspheric/atoric wide field sunglasses and safety eyewear

Details Aspheric/atoric wide field sunglasses and safety eyewear Aspheric/atoric wide field sunglasses and safety eyewear

1995-09-21

1997-02-18

Dang, Hung

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

With antiglare or shading

351 41, 351159, G02C 710, G02C 702

Patent

active

056045476

ABSTRACT:
A sunglass or eye protector molded from suitable optical material with inner and outer surfaces, both of which are noncircular in the horizontal direction and curved in the vertical meridian to provide substantially uniform thickness throughout.

REFERENCES:
patent: 4867550 (1989-09-01), Jannard
patent: 4976530 (1990-12-01), Mackay et al.
patent: 4978182 (1990-12-01), Tedesco
patent: 5204700 (1993-04-01), Sansalone
patent: 5208614 (1993-05-01), Jannard

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