Tag Archives: Nikon AF-S NIKKOR 58mm f/1.4G lens

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

Nikon 50mm f/1.2 lens patent

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 […]

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New Nikon 58mm f/1.2 full frame lens patent

Nikon-58mm-f1.2-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 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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New Nikon 58mm f/1.2 lens patent

Ai Noct Nikkor 58mm f1.2 lens

Nikon filed two different patents (2012-230133 and 2012-230340) in Japan for a 58mm f/1.2 lens: Patent release date: October 22, 2012 Patent filing date: April 4, 2011 Focal length: 58.0220mm Aperture: 1.210 Half angle of view: 20.81° Image height: 21.6mm Lens length: 108.8935mm Back focus: 38.0120mm The legendary Ai Noct Nikkor 58mm f/1.2 lens, that was […]

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There is a patent for a new Nikon AF-S Nikkor 50mm F1.2G lens

After yesterday’s rumor, a reader posted a link to a Nikon AF-S Nikkor 50mm F1.2G patent on a Japanese site (English translation): Focal length f = 51.63mm Brightness F = 1.25 Overall length: 94.94mm optics The patent was filed on July 2nd, 2008 and was published on January 21st, 2010. I could not find any reference […]

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