Tag Archives: Diffractive Optical (DO) element

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

Nikon camera strap patent 2

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.

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