Nikon patents a camera hand grip strap and two zoom lenses with Diffractive Optical (DO) element inside

Nikon camera strap patent Nikon camera strap patent 2 Nikon camera strap patent 3

Nikon filed a paten 2013-134682t in Japan for a new 3-point camera hand grip strap. Similar products already exists from various manufacturers, including the Nikon AH-4.

Nikon 18-300mm DOE APS-C lens patent

New patents were also filed for a 18-300mm (APS-C) and 28-300mm (full frame) lenses, both with a Diffractive Optical (DO) element inside. Canon has a good article on their website describing the advantages of Diffractive Optical elements in lens design. The 18-300mm lens contains 16 elements in 13 groups and 3 aspherical elements. The 28-300mm lens has 19 elements in 14 groups and 3 aspherical elements.

Via Egami

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