Visual Perception Set

描述

Set A: Optical Effect Rollers - 3 rollers made from solid birch covered with shiny pattern foil. Holographic foil periscope with 2 adjustable, clear perspex mirrors. Set B: Rotating discs on metal rods, grid pattern optical illusion with holographic foil colour mixing rollers - 3 solid birch rollers covered with patterned holographic foil.