Tamron Patent for 10mm f/2.8 Fisheye Lens

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