Nikon filed patent 201278550 in Japan and for a 17mm f/4 tilt and shift and 10mm f/4 wide angle lenses:
- Patent released date: April 19th, 2012
- Patent filing date: October 1st, 2010
- Focal length: 17.11mm
- Aperture: 4.08
- Angle of view (half): 63.03deg
- Image height: 33.00mm
- Lens length: 188.30mm
- Back focus 53.036mm
- Lens design: 18 elements in 11 groups, 2 aspherical elements, 3 ED glass elements
- Focal length: 10.3mm
- Aperture:. 4.17
- Angle of view (half): 64.84deg
- Image height: 21.6mm
- Lens length: 132.78mm
- Back focus: 38.10mm
- Lens design: 17 elements in 10 groups, 2 aspherical elements, 2 ED glass elements
Patent 2012008273 filed in Japan is for a 16-30mm f/4.5-5.6 full frame lens. This is another example of a "cheap" full frame lens that could be designed for the rumored Nikon D600 camera:






