Magnification screen for books, magazines and like bound...

Details Magnification screen for books, magazines and like bound... Magnification screen for books, magazines and like bound...

2007-12-04

2007-12-04

Thompson, Timothy (Department: 2873)

Optical: systems and elements

Lens

With viewed object or viewed field illumination

C359S809000

Reexamination Certificate

active

11589501

ABSTRACT:
A magnifying screen includes a frame with a length to width ratio that is smaller than that of a page and has a hollow opening covering a major portion of a surface thereof. A tassel is coupled to a top ledge of the frame and protrudes beyond a top edge of the literary article. An optical implement is attached to the frame and is adjoined along the page. A sleeve in is communication with the frame and is positioned along a longitudinal length of the frame. The sleeve has top and bottom surfaces provided with an opening traversing across a longitudinal axis thereof. The openings have a longitudinal length extending along the entire width of the frame. A locking mechanism and an illuminating mechanism are included. The illuminating mechanism is coupled to the frame and travels along a perimeter of the openings.

REFERENCES:
patent: 4496127 (1985-01-01), Nelson
patent: 4770635 (1988-09-01), Gabay
patent: 6574051 (2003-06-01), Powell

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