Canon Patents

Patent: PowerShot 3.8-380mm f/2.3-7 Lens

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A patent over at Egami showing a 3.8-380mm f/2.3-7 lens for a PowerShot camera has appeared.  You read that right, we have a patent for another 100x zoom lens for a PowerShot application.

Published 2016.11.10 (Google Translated)

  • Filing date 2015.3.31
  • Optimization of the aperture flare cut
  • To mitigate the amount of peripheral light change
  • To move independently in the zooming
  • Vibration control

Read the full patent after the break.

embodiment
Example Zoom ratio Focal length F-number Half angle of view Image height Overall length of the lens BF Lens constitution Aspheric surface UD Super UD
One 97.21 3.87 22.14 376.02 2.39 3.31 7.07 42.00 9.93 0.59 3.48 3.88 3.88 142.65 165.30 218.19 0.89 0.89 0.89 16 19 sheets group 3 face two One Three
Two 95.36 3.87 23.52 369.00 2.56 3.38 7.07 41.99 9.36 0.60 3.48 3.88 3.88 142.14 164.84 217.99 0.83 0.83 0.83 17 20 sheets group Four sides two One Three
Three 81.02 3.88 28.26 314.00 2.69 3.97 7.04 41.94 7.81 0.71 3.48 3.88 3.88 125.68 142.90 189.01 0.66 0.66 0.66 17 group 21 sheets 5 surface 3 sheets Five

This optical formula patent is a good sign that we’ll see some kind of replacement for the PowerShot SX60 HS.

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