Frame and lens system

Details Frame and lens system Frame and lens system

2005-03-22

2005-03-22

Dang, Hung Xuan (Department: 2873)

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

For interpupillary distance measuring or lens positioning

C351S218000

Reexamination Certificate

active

06869182

ABSTRACT:
A method for mass manufacturing of eye glasses includes steps of measuring the interpupillary distance of each eye; measuring the refractive error of each eye with a hand-held auto refractor; selecting a lens blank for each eye from among a stock of lenses; cutting a lens blank for each eye; and mounting the cut lens blanks onto a standardized eyeglasses frame.

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