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Category Archives: Nikon Patents

Nikon’s patent for electrically controlled optical low-pass filter

Nikon filed a patent in Japan (2013-156379) for electrically turning ON or OFF the optical low-pass (OLPF) a.k.a. anti-aliasing (AA) filter. Currently the Nikon D800E and D7100 do not have AA filters on their sensors. Nikon filed a similar patent back in 2011 which offered a mechanical ON/OFF solution. Another patent from last year suggested adding the OLPF inside the lens. Detailed description […]

Nikon-patent-for-electrically-controlled-optical-low-pass-filter
Posted in Nikon Patents | Tagged | 64 Comments

New Nikon patents for 50mm f/1.2 and 60mm f/1.2 lenses

Nikon filed another patent in Japan for a 50mm f/1.2 and 60mm f/1.2 lenses. The 50mm f/1.2 lens (and different variations of it) has been the most patented Nikkor lens in the past few years – here are some of the related patents filed in the past: 58mm f/1.2 (and another one) 50mm f/1.2 (and another one) 58mm […]

Nikon 50mm f/1.2 lens patent
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Nikon patent combines dedicated AF and imaging sensors

Nikon patent application 20130182173 is for combining/stacking a dedicated AF and imaging sensors without losing any light (in theory): “The idea is simple: RGB color filter array does not use roughly 2/3 of the light in each pixel, why not use the lost light by a complementary-colored organic AF sensor stacked on top on the […]

Nikon dedicated AF and imaging sensor patent 2
Posted in Nikon Patents | 40 Comments

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

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 camera strap patent 2
Also posted in Nikon Lenses | Tagged | 50 Comments

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 […]

Nikon-removable-heat-storage-patent
Posted in Nikon Patents | 45 Comments

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:

Nikon-Nikkor-200-500mm-f3.5-5.6-lens-patent
Also posted in Nikon Lenses | 90 Comments

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:

Nikon-58mm-f1.2-lens-patent
Also posted in Nikon Lenses | Tagged , | 188 Comments