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Thomas Godfrey
American optician and inventor (1704-1749) · United States · On the map · Scientists · Died at 45
Thomas Godfrey was a glazier and self-taught mathematician and astronomer in the Pennsylvania Colony, who invented the octant in 1730. A similar octant was also independently invented about the same time by John Hadley in London with Hadley receiving the greater share of the credit for development.
Thomas Godfrey is read about 9 times a day, in 10 languages.
A typical day, 30 days to 24 August 2026
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About this person
Country
United States
Category
Scientists
Type
Scientist
Status
Deceased
Dates
Lived 1704 to 1749 · aged 45
