Kaleidoscope "Taleidoscope", without color filling

A taleidoscope is a variety of a kaleidoscope.

To change the picture, it is necessary to put it on different objects. Taleidoscopes - products with a traditional optical scheme that do not have a color backfill inside. Their secret lies in another: patterns are created from the reflection of the particles of the world around us. A fragment of the image at which the taleidoscope pipe is directed increases thanks to the lens and is repeatedly reflected from the mirror inner prism. Inside the taleidoscope, the usual environment transforms into an extraordinary world.

the size of the tube is 21 cm;

the diameter of the tube - 4 cm.