Latest parent surfaced over the web that shows a new Canon 24-70mm F2.8 fullframe lens for EOS cinema camera. Take a look at the details below translated by google.
- Patent Publication No. 2016-14816
- Published 2016.1.28
- Filing date 2014.7.3
- Example
- Zoom ratio 3.00
- Focal length 24.00 48.00 72.00
- F-number 2.80 2.80 2.80
- Half angle of 32.94 17.95 12.19
- Image height 15.55 15.55 15.55
- The total lens length 241.06 241.06 241.06
- BF 49.16 49.16 49.16
Also see some more Canon Patent