Noun
opticks (uncountable)
Obsolete form of optics.
Of the many references to Newton in 18th-century electrical writings only a small number were to the Principia, the greater part by far were to the Opticks. I. Bernard Cohen
Query 8. In an article entitled "Newton, prisms, and the 'opticks' of tunable lasers" it is indicated that Newton in his book Opticks was the first to show a diagram using a prism as a beam expander. Source: Internet
Isaac Newton performed experiments with light and prisms, presenting his findings in the Opticks (1704) that white light consists of several colours and that these colours cannot be decomposed any further. Source: Internet
His contemporary Sir John Herschel called him a "truly original genius". citation Albert Einstein praised him in the 1931 foreword to an edition of Newton 's Opticks. Source: Internet
Optics Newton's Opticks or a treatise of the reflections, refractions, inflections and colours of light. Source: Internet
The interest of the Royal Society encouraged him to publish his notes On Colour (later expanded into Opticks). Source: Internet