Canon Patent for 35mm f/1.4 Lens

2014_202952_fig01

Egami (translated) spotted a Canon patent for a 35mm f/1.4 lens.

  • 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

 

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