Magnifier and glasses

Optical: systems and elements – Lens – With viewed object or viewed field illumination

Reexamination Certificate

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Details

C359S798000, C359S808000, C351S051000, C351S115000

Reexamination Certificate

active

06982840

ABSTRACT:
In a preferred embodiment, a magnifier for a menu or the like, including: the magnifier and the menu or the like; and the magnifier being disposed in a pocket associated with the menu or the like. A pair of glasses that has both upper and lower lenses of different strengths is also provided.

REFERENCES:
patent: 2285615 (1942-06-01), Ruchser
patent: 3140883 (1964-07-01), Anthony
patent: 4950057 (1990-08-01), Shirayanagi
patent: D314009 (1991-01-01), Boitani
patent: 5333907 (1994-08-01), Schaeffer
patent: 5680193 (1997-10-01), Epstein
patent: 6249390 (2001-06-01), Thibodeaux, Jr.
patent: 6623669 (2003-09-01), Slack et al.
patent: 10-181750 (1998-07-01), None
“Patented Sight Sheet Magnifiers”, by V. B. Schaeffer, Inc. Pittsburgh PA, copyright 1998, pags 3&4.

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