Nikon AF-S NIKKOR 300mm f/2.8E FL ED VR Lens Patent

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Nikon has filed a new patent for AF-S NIKKOR 300mm f/2.8E FL ED VR lens, which is expected to be a great lens for sports and wildlife photography, just like the current Nikon AF-S NIKKOR 400mm f/2.8E FL ED VR Lens.

Take a look at the patent details below:

Patent Publication No. 2016-161641

  • Published 2016.9.5
  • Filing date 2015.2.27

Example 1

  • f 294.00
  • FNO 2.91
  • 2ω 8.32
  • Y 21.60
  • TL 305.39
  • Air conversion TL 304.88
  • BF 67.25
  • Air-converted BF 66.74

Nikon patent

  • Positive and negative ShiboTadashi
  • Inner focus
  • Anti-vibration (part of the third group)
  • Adjustable air gap adjustment lens group

via: Egami