Canon Patents

Patent: Canon EF 35mm f/1.4L II

A new patent for an EF 35mm f/1.4L II has appeared. We haven’t seen a new patent for this optical formula in quite some time.  I recently received a claim that we’ll see such a lens in Q1 of 2015, but I haven’t been able to confirm that information.

Patent Publication No. 2014-202952

  • Published 2014.10.27
  • Filing date 2013.4.5

Example 1

  • Focal length f = 34.20mm
  • Fno. 1.45
  • Half angle ω = 32.32 °
  • Image height Y = 21.64mm
  • Lens length 129.16mm
  • BF 39.35mm

Source: [EG]

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