Canon has filed a new patent for EF 1000mm f/5.6 DO lens. This lens is believed to be ready for the 2020 Olympic Games in Tokyo.
Take a look at the patent details below translated by Google.
Patent Publication No. 2016-102852
- Published 2016.6.2
- Filing date 2014.11.27
- Zoom ratio 1.00
- Focal length 950.00
- F-number 5.80
- Angle of view 1.30
- Image height 21.64
- Overall length of the lens 485.94
- BF 0.40
- Positive and negative Shibomake
- Diffractive optical element (first group)
- Inner focus (the second group)
This EF 1000mm f/5.6 DO lens from Canon is expected to be an amazing lens!
Read more: Canon Patents