BottleScopes,
A kaleidoscope tube, designed by Gregg
Johnson, is sealed
in the neck of various clear or translucent glass bottles,
First Surface Mirror,
The reflective area is on top of the
glass
eliminating the refracting distortions caused by glass.
Kaleidoscope Tube,
Key arrangement of mirrors creating
multiple reflections.
Object Chamber,
Where all the bits & pieces reside
which make kaleidoscopes twinkle.