This day in Science & Technology History

The first US patent for a telescope design was issued to Alvan Clark of Cambridge in 1851. Clark was a painter but interested in astronomy like others. As a hobby, he manufactured small lenses and mirrors. Due to his expertise to detect the small residual errors in best lenses, he gained a reputation in Europe & then the American orders started to come in. His company – The Alvin Clark Company became one of the foremost producers of some of the largest lenses for telescopes in the 1800’s. Read More…
Biren Parekh