Panasonic Filed Patent for 12-100mm and 12-120mm MFT Lenses
Egami has discovered a new patents filed by Panasonic. New Panasonic patents describes a 12-100mm and 12-120mm f/4-5.6 lenses for micro four thirds system cameras.
The pending patent is for Panasonic 12-100mm f/4-5.6 and Panasonic 12-120mm f/4-5.6 lenses corresponds to a high-magnification zoom lens to wide-angle side starts from the translation 24mm. Below are the translated text from Egami site.
Panasonic Filed Patent for 12-100mm and 12-120mm MFT Lenses
Description and self-interpretation of the patent literature
- Patent Publication No. 2013-218290,2013-218291
- Publication date 2013.10.24
- Filing date 2012.3.14
- Example 1
- Zoom ratio 7.76939
- Focal length f = 12.4205 – 34.6206 – 96.4995mm
- Fno 4.15010 -. 5.09854 – 5.80121
- Half angle ω = 42.2965 – 17.3197 – 6.2524 °
- Image height Y = 10.0000 – 10.8150 – 10.8150mm
- BF 18.0000mm
- 13 pieces of 10-group lens configuration
- Example 2
- Zoom ratio 9.32125
- Focal length f = 12.4210 – 37.9215 – 115.7797mm
- Fno 4.15035 -. 5.26013 – 5.80106
- Half angle ω = 41.8150 – 15.9456 – 5.2258 °
- Image height Y = 10.0000 – 10.8150 – 10.8150mm
- BF 14.6000mm
- 15 pieces of 10-group lens configuration
- Panasonic patents
- 5-group zoom of positive and negative positive positive and negative
- Inner zoom
- Rear focus
- (Part of the fourth lens group) antivibration