Canon EF 600mm F4 DO IS lens patent appeared online

usm lens

The Prototype of Canon EF 600mm f/4 DO IS was first appeared online in September, 2015 at the Canon EXPO, but now Canon finally revealed the Patent of this upcoming Canon EF 600mm f/4 DO IS lens. However, it is rumor that this 600mm lens would probably be announced in the Q4 of 2017, but not confirmed.


Patent publication number 2016-200685 (Google Translated)

  • Release date 2016.12.1
  • Application date 2015.4.9
  • Focal length 585.00
  • F number 4.12
  • Half angle of view (degree) 2.12
  • Image height 21.64
  • Lens total length 335.32
  • BF 66.92
Get in touch with us to see more about this Canon Patented 600mm f/4 lens as the rumor suggests that we are very likely to know the release date and price tag next month.
Via-  Canonrumors

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