Stock Photo - An engraving depicting Isaac Newton's experiment showing how a prism refracted a beam of light and broken down into the colours of the spectrum (right). The dotted line indicates the beam of light coming through the window, and the path it would take if not refracted by the prism. Dated 18th century

Stock Photo: An engraving depicting Isaac Newton's experiment showing how a prism refracted a beam of light and broken down into the colours of the spectrum (right).

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