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Very Interesting Latest Nikon Patents

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Nikon's patent US20170261728 contains calculations for various mirrorless f/2.8-4 lenses designed for various sensor sizes (FX, DX, 2x crop factor and 1"):


Nikon FX mirrorless lenses:

  • 24-85mm f/2.8-4
  • 24-105mm f/2.8-4
  • 24-70mm f/2.8-4


Nikon DX mirrorless lenses:

  • 16-60mm f/2.8-4
  • 16-70mm f/2.8-4
  • 16-50mm f/2.8-4
  • 18-55mm f/2.8-4

Lenses for 2x crop factor:

  • 12-40mm f/2.8-4
  • Lenses for 1" sensor:
  • 9-35mm f/2.8-4




Among all these patents there is also a patent for a full frame 24-85mm f/2.8-4 DSLR lens.

Next is another Nikon patent for a curved sensor and a matching 50mm f/2.8 lens (P2017-53887A):




Another Nikon patent (P2017-216578A) describes a special arrangement to improve the phase-detection ability for the on-sensor PDAF:




Nikon has a patent (US9774777) for a mirrorless camera but it's filed in 2016 so it is not clear if this is for their new mirrorless model or for the Nikon 1. The lens mount described has 12 contacts similar to the Nikon 1:






Also interesting - Tamron filed patents for 300mm f/2.8, 400mm f/4 and 500mm f/4 telephoto lenses:










via PhotoRumors



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