Kaleidoscope

Details Kaleidoscope Kaleidoscope

1990-10-31

1991-07-09

Wintercorn, Richard A.

Optics: image projectors

Plural projection paths with single light source

353 2, G02B 2300

Patent

active

050299549

ABSTRACT:
A kaleidoscope having a removable object tube with inner elongated mirrored planar surfaces. The object tube is of a transparent solid material filled with a clear transparent viscous liquid with a plurality of contrasting color discrete particles therein.

REFERENCES:
patent: 1010808 (1911-12-01), Scheufler
patent: 2298966 (1942-10-01), Quackenbush
patent: 3383150 (1968-05-01), Powers
patent: 3567306 (1971-03-01), Spear
patent: 3738036 (1973-06-01), Landsinger et al.
patent: 3748013 (1973-07-01), Orans
patent: 3809879 (1974-05-01), Gonzalez
patent: 3885865 (1975-05-01), Stern et al.
patent: 4172629 (1979-10-01), Allen
patent: 4740046 (1988-04-01), MacCarthy
patent: 4776653 (1988-10-01), Kaplan
Through the Kaleidoscope . . . and Beyond, C. Baker, 1987 Beechcliff Books, Annapolis, Md., p. 159.

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