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Tamron Patent for 10mm f/2.8 Fisheye Lens

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Egami has discovered a new patent filed by Tamron in Japan. The new patent describes a 10mm f/2.8 fisheye lens. The pending Tamron 10mm f/2.8 Fisheye lens is corresponding to APS-C mirrorless cameras.

The Nippon optics manufacturer regarding a new fisheye lens could feature image stabilization and the lens design include a configuration of 10 pieces of eight groups. Other patent details as follows.

Tamron Patent for 10mm f/2.8 Fisheye Lens


Description and self-interpretation of the patent literature

  • Patent Publication No. 2014-52503
    • Publication date 2014.3.20
    • Filing date 2012.9.6
  • Example 1
    • Focal length f = 9.712
    • Fno. = 2.85
    • Half angle ω = 90.00 °
    • 10 pieces of 8-group lens configuration
    • Two four-sided aspherical
    • Three LD glass
    • Three-group structure of the positive and negative positive
    • Inner focus
    • Vibration control
    • Video support

via EG