Konica Minolta 23mm f/2 Lens Patent

A new Konica Minolta lens patent spotted by Egami. The new patent describes a Konica Minolta 23mm f/2 prime lens designed for APS-C based mirrorless cameras.

The new Konica Minolta 23mm f/2 lens seems to be optimized for contrast AF and video. See below for the details of the patent translated by Google.

Konica-Minolta-23mm-f2-lens

Description and self-interpretation of the patent literature

  • Patent Publication No. 2013-257395
    • Publication date 2013.12.26
    • Filing date 2012.6.12
  • Example 2
    • Focal length f = 23.000mm
    • Fno. 2.030
    • Angle of view 2ω = 31.691 °
    • Image height Y = 14.200
    • β = Inf – 0.025 – 0.101

via EG