Canon filed a patent for a new EF-S 15-105mm f/3.5-5.6 IS USM lens in Japan:
This lens will probably be the replacement of the current Canon EF-S 15-85mm f/3.5-5.6 IS USM UD which has identical design:
Patent details:
- Patent publication: 2010-276656
- Released: 12/09/ 2010
- Patent filed on 05/26/2010
- Focal length: 15.50-99.95mm
- Fno (aperture): 3.63-5.73
- Angle of view: 82.78-15.56°
- Image Circle: 27.32mm
- 3 aspherical elements