Famous People with Name Abbe

Ernst Karl Abbe            Origin/Culture/Country: German

Ernst Karl Abbe: was a German physicist and professor at the University of Jena. He was born in Eisenach, Saxe-Weimar-Eisenach, and died in Jena. Abbe is best known for his work in optics.He designed the first refractometer, which he described in a booklet published in 1874.[1] He created the Abbe number, a measure of any transparent material's variation of refractive index with wavelength. Already a professor in Jena, he was hired by Carl Zeiss to improve the manufacturing process of optical instruments, which back then was largely based on trial and error. In a long and fruitful collaboration, Abbe created the mathematical foundation of microscope design, which became essential for the later preeminent position of the Zeiss company. In particular, he discovered the Abbe sine condition, a breakthrough in lens design. He also invented the Abbe condenser, used for microscope illumination.[2] During his association with Carl Zeiss' microscope works, he also introduced the eight-hour workday, in remembrance of the 14-hour workday of his own father.

Salomon Van Abbé            Origin/Culture/Country: Netherlands

Salomon Van Abbé: an artist, etcher and illustrator of books and magazines.He was elected an Associate of the Royal Society of Painter-Etchers (A.R.E) in 1923 and was a member of the Royal Society of British Artists (R.B.A.). He was a President of the London Sketch Club, a