1970

The company’s name is changed to Tamron Co. Ltd. The name comes from 1959. It is derived from Uhyoue Tamura, a great designer of optical components, who laid the foundations of the company’s technical expertise.

1976

The Adaptall system with “quick focus” mechanism and macro options is introduced.

1979

• The SP ( Super Performance) line of products is introduced. The series is a line of high performance lenses featuring high design specifications.
• Tamron Industries, Inc. USA  in New York is established.