Egami has uncovered another Canon patent for the EF 24-70mm f/2.8L IS lens. Frankly, I was surprised the EF 24-70mm f/2.8L II lens released last year did not come with Image Stabilization. MichaelDanielHo.com
Patent Publication No. 2014-52413,2014-52445
- Publication date 2014.3.20
- Filing date 2012.9.5
Example 1
- Zoom ratio 2.75
- Focal length f = 24.7-35.21-68mm
- Fno. 2.9
- Half angle ? = 41.21-31.57-17.65 °
- Image height 21.64mm
- 223.94-207.87-180.56mm overall length of the lens
- BF 38.31mm
No comments:
Post a Comment