How did the publication of Newton’s researches with light help the people of his time?

Newton was famously slow in publishing his researches. His New Theory of Light and Colours appeared in the Philosophical Transactions of the Royal Society only in 1672. The publication resulted in a dispute with Robert Hooke who was a dominant figure in the Society.

Newton’s experiments with white light had many practical applications that benefited the common man. Spectacles were a luxury only affordable for the upper classes in the seventeenth century. Even then, the glasses were of poor quality. In the decades following the publication of Newton’s research, amazing advancements were made in the design and manufacture of lens and spectacles.

Similarly, Newton’s findings were also applied to create sophisticated microscopes. Though microscopes existed even during his time, they were basic models that produced blurred images. With the development of better microscopes came breakthroughs in medicine and biology.

However, the most resounding impact of Newton’s work was perhaps the creation of an entirely new science, the science of spectroscopy. Spectroscopy is the study of light in relation to the length of the wave that has been emitted, reflected or shone through a solid, liquid, or gas.

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