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tonal colour
6 for the price of 5
Contoured earcups seal tight for excellent sound isolation
This brightly coloured musical instrument will help to develop children's sense of creativity
Raybox Mirrored with accessories (Light & Optic Kit) (Each) N509043 tonal colourThis kit is very useful for reflection, refraction and colour mixing experiments. The Mirrored Raybox (code: EDU528) consists of a light source (12V, 24W lamp) producing a convergent, divergent or parallel beam. On one end there is an adjustable cylindrical convex lens (for parallel beam) and a triple aperture system for colour mixing experiments at the other end. (Lateral aperture is provided with adjustable hinged mirror). All apertures in the box