Canon is finally preparing to replace the most popluar 55-200mm EF-S Lens, a new patent surfaced over the web that shows EF-S 55-200mm STM lens. No further details are available, take a look details translated by google
Description, self-interpretation of the patent literature
- Patent Publication No. 2015-197655
- Published 2015.11.9
- Filing date 2014.4.3
- Example 1
- Zoom ratio 3.68
- Focal length 54.36 133.00 199.99
- F-number 4.14 5.22 6.32
- Half angle of 14.11 5.86 3.91
- Image height 13.66
- Overall length of the lens 129.39 161.77 167.04
- BF 46.78 66.90 78.18
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