Canon Files Patent for New EF 300mm f2.8L IS Lens

Things are really heating up lately in terms of lens offerings from all the top manufacturers. According to Canon Rumors, Canon has recently filed a patent for a new EF 300mm f/2.8L IS Lens. Initially just a rumor, the website had posted previously that the lens was well into development and this latest patent filing seems to confirm their findings. 

Below are the specs as outlined by Patent Publication No. 2016-173439

  • Published 2016.9.29
  • Filing date 2015.3.17
  • Focal length 292.46
  • F-number 2.91
  • Angle of view 4.23
  • Image height 21.64
  • Overall length of the lens 273.95
  • BF 60.81

Canon Rumors also reports they don’t expect to see the current lens updated until 2018, so those looking to upgrade have a bit of time to wait. In the meantime, feel free to check out some of our posts regarding lenses in the same focal length here.