Gustav Heyde GmbH
Manufacturer of mechanical, opto-mechanical and electronic- mechanical measuring devices. Became a limited company in 1919. In 1948 the company changed names to VEB Optik Feinmess Dresden. The company became VEB Feinmess Dresden in 1970 when they became part of the VEB Carl Zeiss Jena. Since 1992, they have been part of the Steinmeyer Group.