Canon Engaged on RF 25-300mm F/3.5-5.6 For Canon EOS R, Patent Suggests

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Canon Engaged on RF 25-300mm F/3.5-5.6 For Canon EOS R, Patent Suggests

Hi Lows Note noticed a Canon patent utility (2018-180203) for a RF 25-300mm F/3.5-5.6 lens for the Canon EOS R system. The patent literature describes a compact lens. Doesn’t appear like a L-grade lens.

  • Zoom ratio: 11.68
  • Focal size: 25.20 – 294.41 mm
  • F quantity: 3.50 – 5.60
  • Angle of view: 36.72 – 4.20
  • Picture peak: 18.80 – 21.61 mm
  • Lens size: 374.08 mm
  • Again focus: 21.75 mm

Canon Working on RF 25-300mm F/3.5-5.6 For Canon EOS R, Patent Suggests

Source from canonwatch

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