Carl Zeiss

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Timeline

1910: The Carl Zeiss company developed the first...

Building item

1910

The Carl Zeiss company developed the first bifocal glasses.
Harris, Melvin. ITN Book of Firsts. Michael O’Mara Books, 1994.
255

1936: I. G. Farben introduced Plexiglas or Plexiglass...

Building item

1936

I. G. Farben introduced Plexiglas or Plexiglass contact lenses.
Harris, Melvin. ITN Book of Firsts. Michael O’Mara Books, 1994.
255-6

Texts

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