What does carl zeiss Vario Tessar optical lens mean?

Carl. Carl zeiss (18165438+September 0, 2006-1888 65438+February 3, 2008), an entrepreneur of optical instruments, whose Zeiss company is very famous, has also made many contributions to the manufacture and production of modern lenses. Zeiss started in Weimar, Germany, and by 1840s, it has become a well-known lens manufacturer. His high-quality lens is famous for its large aperture and clear imaging. He set up his own studio in Jena and started his lens making career. First he made microscope lenses, then he made high-quality camera lenses. He died in Jena on 1888, where he began his camera career.

It's the same feature as SonyCyberShot's.

All with German Karl? Carl zeiss lens