EF-M 9-17mm f/3.5-5 Lens Patent

ef-m 9-17

Canon has filed a new lens patent for EOS M mirrorless cameras. This lens is EF-M 9-17mm f/3.5-5 lens.

Patent Publication No. 2016-85259
Published 2016.5.19
Filing date 2014.10.23
Example
Zoom ratio 1.79
Focal length 9.27 13.32 16.58
F-number 3.60 4.38 5.11
Angle of view 51.83 45.17 38.94
Image height 11.79 13.40 13.40
Overall length of the lens 85.22 79.65 81.94
BF 14.99 16.82 15.41

via: EG

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