Tamron Patents 100-400mm f/4.5-6.3 VC

According to the Egami Blog, Tamron has patented the optical formula for a 100-400mm f/4.5-6.3 VC.

Description of Patent

  • Patent Publication No. 2016-126295
  • Published 2016.7.11
  • Submitted 2015.1.8
  • Focus distance 103.00 247.29 389.05
  • f-number 4.51 5.81 6.53
  • Field of view 11.68 4.88 3.11
  • Negative positive negative
  • Rear focus (Group 5)
  • Anti-vibration (third group)

Posted: 7/13/2016 5:16:21 AM ET   Posted By: Sean
Posted to: Canon News, Sony News    Category: Camera and Lens Patents
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