Newtons colour disc - hand driven

Newton's Colour Disc - Hand Driven

For demonstrating that white light is composed of all the spectral colours through the additive mixing of the colours. Comprising a multicoloured circular disc having sectors of various spectral colour in proper proportions. On rotating the disc at sufficient speed, all the colours will be observed to disappear by merging into a single white colour. The disc has a friction pulley at the back touching the driving wheel with a handle. Complete assembly mounted on a stable base.

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