Here is a new Canon patent application for two zoom lenses. Canon patent application 2024160458…
Canon patent for 28-500mm F2.8-4 zoom lens (for Powershot 1″ sensor series?)
Canon patent for an optical formula that appears to be for a 1″ sensor, and for a 28-500mm F2.8-4 lens. Canon makes Powershot cameras with an 1″ sensor, the patent may point to a future super-zoom Powershot camera.
- Patent Publication No. 2016-99548
- Published 2016.5.30
- Filing date 2014.11.25
- Example 1
- Zoom ratio 17.50
- Focal length 9.76 104.00 170.79
- F-number 2.88 3.77 3.90
- Half angle of view (degrees) 36.48 4.51 2.75
- The image height 7.22 8.20 8.20
- The total lens length 196.17 196.17 196.17
- BF 7.33 7.33 7.33