Canon EF-S 15-105mm f/3.5-5.6 IS USM lens patent

Canon filed a patent for a new EF-S 15-105mm f/3.5-5.6 IS USM lens in Japan:

This lens will probably be the replacement of the current Canon EF-S 15-85mm f/3.5-5.6 IS USM UD which has identical design:

Patent details:

  • Patent publication: 2010-276656
  • Released: 12/09/ 2010
  • Patent filed on 05/26/2010
  • Focal length: 15.50-99.95mm
  • Fno (aperture): 3.63-5.73
  • Angle of view: 82.78-15.56°
  • Image Circle: 27.32mm
  • 3 aspherical elements
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