Carl zeiss meditec logo on building

USA: Ontario


  • Carl Zeiss Meditec Production, LLC is located in the city of Ontario in California, about 40 miles (64 km) east of Los Angeles.
  • Founded in 1989 as Oii, later Aaren Scientific, the company was an early innovator in computer-controlled intraocular lenses (IOL) production, and was the first U.S. IOL manufacturer to be awarded CE registration.
  • The company has been integrated into ZEISS Medical Technology Business Group, and complements the existing ZEISS IOL development and manufacturing sites.

ZEISS Locations Worldwide

Choose a Location:

Carl Zeiss
Sales & Service Locations

Australia, Sydney

Austria, Vienna

Belgium, Zaventem

Brazil, Sao Paulo

Britain, Welwyn Garden City

Canada, Toronto

China, Shanghai

Czech Republic, Prague

Hong Kong, Kowloon

India, Bangalore

Italy, Milan

Malaysia, Kuala Lumpur

Mexico, Mexico City

Poland, Poznan


South Africa, Randburg

South Korea, Seoul

Sweden, Stockholm

Switzerland, Field Bach

Thailand, Bangkok

The Netherlands, Sliedrecht








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