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

panasonic-12-100-120mm-lens-patent

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