Canon has just filed a new lens patent for Canon EF 135mm f/2 Apodization lens.
Detail translated by Google:
- Patent Publication No. 2016-218444
- Published 2016.12.22
- Filing date 2015.5.20
- Example
- Focal length 130.98
- F number 2.06
- Half angle of view (degree) 9.38
- Lens total length 159.05
- BF 53.99
- Image height 21.64
Source: EGAMI
Read More Canon Lens Patent