Patent: EF 85mm f/1.2L III and Others

Patent: EF 85mm f/1.2L III and Others

A patent showing new 85mm & 50mm designs has surfaced. Both an 85mm f/1.2 and an 85mm f/1.8 appear as well as a 50mm f/1.4 and a 100mm f/2.

An updated 85mm f/1.2L II has been mentioned as being under development for quite some time, and we’re all expecting a new 50mm lens, which is an oft rumored product.

Patent Publication No. 2014-52412 

  • Publication date 2014.3.20
  • Filing date 2012.9.5
Example Focal length Fno. Length BF
One 85.00 1.24 125.55 38.98
Two 85.00 1.80 113.57 39.50
Three 51.70 1.41 88.04 39.00
Four 100.00 2.00 120.00 39.60


Image height = 21.64mm

Source: [EG]

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