We've posted recently that Canon has been working on a new superzoom lens, and sure enough a patent for an EF 24-300 f/4-5.6 has appeared.
Patent Publication No. 2015-200870 (Google Translated)
- Published 2015.11.12
- Filing date 2014.3.31
- Example 1
- Zoom ratio 12.14
- Focal length 24.30 99.98 294.95
- F-number 4.10 5.76 5.88
- Half angle (in degrees) 41.68 12.21 4.20
- Image height 21.64
- Overall length of the lens 197.38 245.98 298.53
- BF 38.90 91.95 92.55
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