kaleidoscoop; my dad used to make these for us kids; only they were real with mirrors inside the tube.
This is Not a Computer-Generated Illusion, Just a Real Immersive Kaleidoscope Tunnel - TechEBlog
Lessen licht en kleur vervolg
kaleidoscope.… I love them!!!! One of these days I am going to splurge on a really beautiful Kaleidoscope
GIACOMO COSTA Florence -1970. His production includes Agglomerati, kaleidoscopic accumulations of urban buildings; Paesaggi (Landscapes), which features countryside or urban landscapes from where enormous monoliths stem out; Palazzi (Palaces),
Playing with the scale of a kaleidoscope opens up exciting new avenues of possible research, though the cost of materials needed might be a little prohibitive when it comes to ones big enough to walk in!