Optical: systems and elements – Lens – With viewed object or viewed field illumination
Reexamination Certificate
2006-01-03
2006-01-03
Thompson, Timothy (Department: 2873)
Optical: systems and elements
Lens
With viewed object or viewed field illumination
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.
Crozier John H.
Thompson Timothy
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