A patent for the Canon EF 600mm f/4 DO IS has finally appeared. A prototype of this lens was shown in September of 2015 at the Canon EXPO. We were also told a few months ago that the retail version of this lens could be coming near the end of 2017, though we haven’t received confirmation.
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
We hope to hear confirmation of a release date in the coming months. We’d also like to see a price tag, but that’s far less likely this far out from an announcement.
image credit // popphoto