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Category Archives: Nikon Patents

Nikon patents removable heat storage for cameras


  The latest Nikon patents filed in Japan: in order to prevent camera overheating, one of the patents describes a removable/interchangeable heat storage that will absorb the heat produced by the sensor (Peltier effect). The heat storage can be replaced, similar to to the camera’s battery and memory card. This will be especially helpful during long video recordings. One of the related […]

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Nikon patents 200-500mm f/3.5-5.6 full frame lens


Nikon filed a patent in Japan for a 200-500mm f/3.5-5.6 and  200-500mm f/4-5.6 full frame zoom lenses:

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New Nikon 58mm f/1.2 full frame lens patent


Nikon filed two more patents (2013-019992, 2013-011831) in Japan for a new full frame 58mm f/1.2 lens. In the past there have been similar patents for a 50mm f/1.2, 58mm f/1.4 and 58mm f/1.2 lenses. Here are the technical details:

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Nikon’s patent reveals passcode protection of lens-body combination

Nikon password protection patent

In order to prevent the use and resale of stolen gear, Nikon filed patent 2013-61508 in Japan that will require the photographer to enter a passcode in order to make a certain lens-camera combination usable. The authentication process will most likely use the lens and camera serial numbers and link them to a pre-selected password. Unless the correct password […]

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Nikon patents for illuminated F-mount, duplicated electronic mount contacts and hybrid viewfinder

Nikon LED mount lighting patent

Nikon filed patent application 2013-57757 that will make changing camera lenses in the dark easier by illuminating the mount/lens. The implemented LED light source in the camera will transmit light to the mount and lens via an optical path located above the optical elements.

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Nikon’s 18mm f/2.8 mirrorless DX lens patent

Nikon 18mm f2.8 DX lens patent

I want to mention again patent application 20110080659 filed by Nikon on September 30th, 2010 for a 18mm f/2.8 DX lens (28mm equivalent) because I think this could be the lens used in their upcoming high-end APS-C compact camera. As I already mentioned back in 2011 when I covered this patent, this lens is not designed for F-mount – the […]

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Nikon 58mm f/1.4 lens patent

Nikon 58mm F1.4 lens patent

Nikon latest patent filed in Japan is for a 58mm f/1.4 lens: Patent application: 2013-19993 Patent release date: January 31, 2013 Patent filing date: July 8, 2011 Focal length: 58.0216mm Aperture: 1.450 Half angle of view: 20.82° Image height: 21.6mm Lens length: 93.67772mm Backfocus: 38.71868mm Lens design: 9 elements in 5 groups, two aspherical elements

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