Ken Rockwell -- Today Zeiss announced that it will be making its old-fashioned mechanical manual-focus lenses available in a copy of the Canon EF (EOS) mount intended to fit all Canon EOS film and digital cameras. [...] These Zeiss-branded lenses aren't made by Zeiss; they have been made by Cosina in Japan, the same people who have been making third-party lenses for people like Vivitar for many decades.