Canon has announced the production of its 50 millionth EF lens. The specific lens was one of the newly released EF 100mm f/2.8L Macro IS USMs. EF mount lens production started in 1987. In September 2009, Nikon announced the 50 millionth lens for its F mount, launched in 1959.

Canon tells us: 'EF lens production started in March 1987. In Aug. 1995, we reached 10 million units. In Feb. 2001, 20 million in Jan. 2006, 30 million, and in Apr. 2008, 40 million. And after only 1 years and 8 months, we reached 50 million.'