Nikon Patents 300mm f/2.8E FL ED VR Lens

According to the Egami Blog, Nikon has patented the optical formula for the 300mm f/2.8E FL ED VR lens.
 
Patent Details
 
  • Patent Publication No. 2016-161641
  • Published: 2016.9.5
  • Filing date: 2015.2.27
  • Focal length: 294.00
  • f-number 2.91
  • Air conversion TL 304.88
  • BF 67.25
  • Air-converted BF 66.74
  • Inner focus
  • Anti-vibration (part of the third group)
  • Adjustable air gap adjustment lens group
Posted: 9/6/2016 6:43:30 PM CT   Posted By: Sean
Posted to: Nikon News
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