write short note on kaleidoscope
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Kaleidoscope was invented in 1816 by a Scottish scientist named Sir David Brewster. He painted his invention and named it as Kaleidoscope.
Kaleidoscope is an optical instrument with two or more reflecting surfaces tilted to each other in an angle in such a way that one or more objects on one end of the mirror are seen as a regular symmetrical pattern when viewed from the other end and due to the repeated reflection.
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