Along with the patent for Canon EF 17-35mm F4-5.6 IS STM, Canon also filed another new patent: EF-S 18-200mm F3.5-5.6 IS STM lens.
Source CanonNews, Japan Patent Application 2017-219655:
- Focal distance: 18.60 49.08 193.00
- F number: 3.59 4.89 5.88
- Field angle: 36.29 15.55 4.05
- Image height: 13.66 13.66 13.66
- Length of the lens: 145.04 172.07 200.21
- BF: 38.23 59.69 74.12
Canon will be well served to get this lens to market with weather sealed and excellent optical performance.
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