Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With antiglare or shading
Patent
1998-09-25
1999-12-21
Dang, Hung Xuan
Optics: eye examining, vision testing and correcting
Spectacles and eyeglasses
With antiglare or shading
351 46, 351 47, G02C 716
Patent
active
060039906
ABSTRACT:
A temporary lens for attachment to prescription eyeglasses is disclosed. The temporary lens is attached to prescription eyeglasses by means of electrostatic force. The temporary lens contains optical components in a unique combination to relieve the vision problems associated with prolonged computer use.
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Dang Hung Xuan
Peslak, Esq Arthur M.
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