Collapsible viewer having an integral reflection print

Details Collapsible viewer having an integral reflection print Collapsible viewer having an integral reflection print

1997-11-26

1999-04-13

Spyrou, Cassandra

Optical: systems and elements

Stereoscopic

Stereo-viewers

359408, G02B 2722

Patent

active

058943650

ABSTRACT:
A viewer having a collapsed condition and a viewing condition. The viewer includes a front and rear wall formed of a flexible material and joined together at their top and bottom edges. The front wall includes a pair of images disposed on the interior surface of the front wall, while the exterior surface includes a reflection print. The rear wall includes a pair of viewing apertures having lenses in optical registration with the pair of images. A middle wall is disposed intermediate the front and rear walls and is joined together with the rear wall at their bottom edges. The middle wall includes at least one aperture in optical registration with the pair of images. The front and rear walls move between the viewing condition wherein the front and rear walls flex to define convex curves and the pair of images are viewable through the pair of viewing apertures, and the collapsed condition wherein the interior surfaces of the front and rear walls abut the middle wall.

REFERENCES:
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patent: 5136423 (1992-08-01), Curtin

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