This patent may show where the next PowerShot D series camera is heading. Below is a patent for a 45x zoom lens that is for a waterproof/dustproof application.
- Patent Publication No. 2014-109664 (Google Translated)
- Publication date 2014.6.12
- Filing date 2012.11.30
- Related 2014-109665,2014-109666
- Example 1
- Zoom ratio 44.41
- Focal length f = 4.62-13.02-205.00mm
- Fno. 3.91-6.14-9.00
- Half angle ω = 36.14-16.58-1.08 °
- 99.33-103.38-113.64mm overall length of the lens
- BF 12.11-10.81-4.28mm
Source: [EG]
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