Kaleidoscope with improved objective illumination

Details Kaleidoscope with improved objective illumination Kaleidoscope with improved objective illumination

1990-06-15

1992-07-21

Wintercorn, Richard A.

Optical: systems and elements

Kaleidoscope

Including particles loosely housed for agitation

G02B 2300

Patent

active

051317346

ABSTRACT:
A kaleidoscope apparatus comprising an opaque container having an objective end and a viewing end, at least two reflecting surfaces within said container, an opening at the viewing end, and an objective within said objective end, the improvement comprising:

REFERENCES:
patent: 1914562 (1933-06-01), Freeland
patent: 2727426 (1955-12-01), Lopez
patent: 3748013 (1973-07-01), Orans

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