BornLondon, England, 24 February 1730 or 1731
DiedKennington, (London), England, 2 July 1820
Peter Dollond was a noted English optician and instrument maker. The eldest son of John Dollondand Elizabeth Sommelier, he married Ann Phillips. They had two daughters, Louise and Anne.
By the age of 20, Peter Dollond had started in business as an optician, a business his father joined a few years later. After his father’s invention of the achromatic lens, Peter made large numbers of achromatic refracting telescopes of many sizes and designs. He developed a triplet achromatic lens (1765) that also had less spherical aberration. These were the finest telescope objectives available at the time. But because of the difficulty in obtaining good quality flint glass, he was able to make only a few of these in sizes with apertures as large as 4 in. and 5 in, one of which was purchased by the Royal Observatory at Greenwich. Dollond’s instruments were used to observe the transit of Venus during captain...
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