Raybox Mirrored with accessories (Light & Optic Kit)

As supplied in the Light & Optics Kit (Code: ESR23) but with no accessories included.It 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 are provided with vertical channels to hold slit-plates and colour filters.