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Canon RF 70-200mm f/4L, RF 28mm f/1.8, RF 50mm f/1.8 Lens Patents

Here is a Canon patent application for RF 70-200mm f/4L, RF 28mm f/1.8, RF 50mm f/1.8 lenses.

Designed for Canon full frame mirrorless camera system, the two non-L lenses are the affordable candidates for the consumer market. There is also Canon RF 70-200mm f/4L lens.

EOS R is the first camera to feature the RF lens mount with a 12-pin connection, flange back distance of 20mm and a wide 54mm mount diameter enabling even greater flexibility in lens design.

Canon RF 70-200mm f/4L:

  • Focal Length: 72.20mm 130.45mm 194.20mm
  • F-Number: 4.00 3.95 4.00
  • Angle of View: 16.68° 9.42° 6.36°
  • Image Height: 21.64mm 21.64mm 21.64mm
  • Total Lens Length: 215.54mm 215.54mm 215.54mm
  • BF: 25.98mm 25.98mm 25.98mm

Canon RF 28mm f/1.8

  • Focal length: 28.80mm
  • F-number: 1.85
  • Half angle of view: 36.91°
  • Image height: 21.64mm
  • Total lens length: 80.30mm
  • BF: 7.00mm

Canon RF 50mm f/1.8

  • Focal length: 48.50mm
  • F-number: 1.85
  • Half angle of view: 24.04°
  • Image height: 21.64mm
  • Total lens length: 95.00mm
  • BF: 15.80mm

Join the Canon Camera Users Group to share your Canon photography, ask and answer questions that arise and help each others!

Read more Canon mirrorless and Canon Rumors. See What to Expect from Canon in 2019

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Author: Daily Camera Editor Team

“Daily Camera News Team brings you the latest photography gear news, rumors, and reviews, keeping photographers updated with expert insights and hands-on advice.”
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