We have already published patent of Canon 28- 560mm lens back on May 20th, 2016. Take a look here. But, again Canon filed a NEW patent of 28 – 560 MM lens that will feature aperture range of 2.8 to 5.6 same as previous one but may have different optical formula, the lens will be a L series lens, internal focus motor and weather sealed protection.
Take a look at the patent details below
- Patent Publication No. 2016-142795
- Published 2016.8.8
- Filing date 2015.1.30
- Example 1
- Zoom ratio 18.86
- Focal length 28.80 119.57 543.20
- F-number 2.88 4.56 5.88
- Half angle of view (degrees) 36.91 10.26 2.28
- Image height 21.64 21.64 21.64
- The total lens length 281.07 331.07 385.01
- BF 53.05 61.31 40.00
- The effective diameter of the front lens 120.00
Stay with us and we will update you soon as we get any new information.
source – egami
