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Panasonic Patent for 150mm f/2.8 MFT Lens

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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