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Sony FE 28-70mm f/2 Lens Patent

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Sony has filed a new patent in Japan. The new patent describes a Sony FE 28-70mm f/2 lens designed for mirrorless cameras with full-frame image sensors.

Sony FE 28-70mm f/2 lens is in development and the patent application shows a FE-mount lens with a standard zoom model offering a focal range from 28mm to 70mm. The mirrorless lens offer a constant maximum aperture of f/2.

Along with the current FE-mount standard zoom lenses, the Sony FE 24-70mm f/4 ZA OSS and Sony FE 28-70mm f/3.5-5.6 OSS lenses, the new Sony FE 28-70mm f/2 lens will be ideal for landscape or architecture shootings and for portrait or indoor sessions.

Sony Patent for FE 28-70mm f/2 Lens


This is the current Sony 28-70mm F3.5-5.6 FE OSS lens.

Here are the patent details translated by Google.

  • Patent publication: 2016-14841
  • Published: 2016.1.28
  • Patent filing date: 2014.7.3
  • Focal length f: 28.84 45.32 66.50mm
  • Fno (aperture): 2.06
  • Half angle of view ω = 36.87 25.52 18.02°

via Egami