Newtons Colour Disc, Motor Driven

Comprising A Multi-Coloured Circular Disc Of About 80Mm Diameter, Having Sectors Of Various Spectral Colour In Proper Proportions, Mounted On A Low Voltage Dc Motor. When The Disc Rotates All The Colours Are Observed To Disappear By Merging Into A Single White Colour. Provided With Colour-Coded Wires Termiting In 4Mm Ba Plugs Connected To The Motor For Power Input. Operates On 6V Dc (Max.) (Newtons Colour Disc, Mounted On Motor)