Panasonic Patent for 150mm f/2.8 MFT Lens

Egami has discovered a new patent filed by Panasonic. The new patent describes a 150mm f/2.8 telephoto prime lens for micro four thirds cameras.

The patent application shows that the single focus lens will provide 300mm equivalent focal length with a constant aperture of f/2.8. As we all know Panasonic has introduced the 150mm f/2.8 is a telephoto prime lens back in 2012.

The lens expected to arrive this year at Photokina but according to latest news the company has cancelled the launch of a long telephoto zoom lens.

Panasonic Patent for 150mm f/2.8 MFT Lens

Description and self-interpretation of the patent literature

• Patent Publication No. 2014-38304
  • Publication date 2014.2.27
  • Filing date 2012.7.20
• Example 1
  • Focal length f = 146.2142-139.0971mm
  • Fno. 2.91065-2.92693
  • Half angle ω = 4.1995-3.5203 ​​°
  • Image height Y = 10.8150mm
  • Total length 132.5800mm

via EG