Nikon Z15-35mm F2.8 design patent exposed

   Nikon has made a pretty good Z14-30mm F4.0, but will they follow it with 15-35mm F2.8? It’s hard to say, but we can find related patent applications.

Nikon Z15-35mm F2.8 design patent exposed

  The core specification of 15-35mm F2.8 is;

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   Focal length: 15.45 25.21 33.95

   F value: 2.83 2.83 2.83

   Angle of view: 56.2 40.0 31.8

   Image height: 21.64 21.64 21.64

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  Total length: 168.787 161.395 167.660

   Back focal length: 18.067 18.070 18.058

   There is also a 16-35mm F2.8

   focal length: 16.48 25.21 33.95

  F value: 2.83 2.83 2.83

  Viewing angle: 54.0 39.9 31.7

  Image height: 21.64 21.64 21.64

  Total length: 162.369 156.568 162.359

   back focal length: 18.069 18.479 18.059

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