Nikon Patent for 10-65mm f/1.9 Lens for Compact Cameras

Nikon has filed a new patent in Japan. The patent describes a 10-65mm lens with a constant maximum aperture of f/1.9 designed for cameras with 1/2.3-inch-type sensors.

According to the patent application Nikon 10-65mm f/1.9 lens will offer a 35mm equivalent of 56-366mm and expected to be used on a premium compact shooter.

You can see the internal design of the Nikon 10-65mm f/1.9 lens and the details as below.

Nikon 10-65mm f/1.9 lens patent for compact cameras

Explanation and self-interpretation of the patent literature

• Patent Publication No. 2015-102646
  • Published 2015.6.4
  • Filing date 2013.11.25
• Example 1
  • Zoom ratio 6.50
  • Focal length f = 10.00 25.00 65.00mm
  • Fno. 1.9
  • Half angle of view ω = 23.18699 9.61495 3.72602 °
  • Augmented Y = 4.05mm
  • BF 40.15837mm
  • Total length 367.46869mm

via Egami