Category Archives: Nikon Patents

Another Nikon Backside Illumination Sensor (BSI) patent

Nikon has a new patent (US patent 9894305) for a Backside Illumination Sensor (BSI):

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The latest Nikon design patents

This new Nikon design patent (USD789434) could be for the rumored Nikon Coolpix P900 replacement. The top dials are different when compared to the current Nikon P900 model.  .   

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The latest Nikon patents: 400mm, 500mm and 600mm f/5.6 Phase Fresnel (PF) lenses

Nikon filed a patent (P2018-17857A) in Japan for a 400mm f/5.6 (22cm long), 500mm f/5.6 (28cm long) and 600mm f/5.6 (33cm long) full frame Phase Fresnel (PF) lenses. Addition information on Nikon Phase Fresnel (PF) lenses can be found here: Nikon’s Phase Fresnel (PF) lens explained As of today the Nikkor 300mm f/4E PF ED VR is the only […]

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The latest Nikon patents: mirrorless lenses, curved sensor and more

Nikon’s patent US20170261728 contains calculations for various mirrorless f/2.8-4 lenses designed for various sensor sizes (FX, DX, 2x crop factor and 1″): Nikon FX mirrorless lenses: 24-85mm f/2.8-4 24-105mm f/2.8-4 24-70mm f/2.8-4 Nikon DX mirrorless lenses: 16-60mm f/2.8-4 16-70mm f/2.8-4 16-50mm f/2.8-4 18-55mm f/2.8-4 Lenses for 2x crop factor: 12-40mm f/2.8-4 Lenses for 1″ sensor: 9-35mm […]

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Nikon patents new mechanical focal-plane shutter adapted for mirrorless

Nikon filed a patent in Japan (P2017-194642A) for a mechanical focal-plane shutter adapted for mirrorless cameras. It’s coming…

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Nikon’s patent for split pixel patterns and on-sensor PDAF

Nikon filed a patent in Japan for split pixel patterns and electrical circuit design for cross on-sensor PDAF (the split pixel might be for the green color). The patent describes two read-out circuits, one for PDAF and another for images from the split pixel. Additional information is available here.

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