Nikon 200-500mm f/3.5-5.6 VR Lens Patent

Nikon has filed a new patent application for 200-500mm f/3.5-5.6 VR and 200-500mm f/4-5.6 full frame zoom lenses in Japan.

The new patent for Nikon 200-500mm f/3.5-5.6 VR lens shows that the lens will have 14 elements in 11 groups with one ED glass. The other patent Nikon 200-500mm f/4-5.6 full frame lens design contains 15 elements in 11 groups with one ED glass.

Egami spotted this patent and the patent application number is 2013-97322. In the past, Nikon has another 200-500mm f/4.5-5.6 pantent. Currently only two FX zoom lenses feature 400mm focal length in the lineup

Below are the patent details for the new Nikon 200-500mm f/3.5-5.6 VR and 200-500mm f/4-5.6 full frame zoom lenses.

Nikon 200-500mm f/3.5-5.6 VR Lens Patent Details

• Patent #2013-97322
• Patent publication date: May 20, 2013
• Patent filing date: November 4, 2011
• Image height: 21.60mm
• Zoom ratio: 2.40x
• Focal length: 200.00 – 480.00mm
• Aperture: 3.6 – 5.6
• Angle of view: 12.21 – 5.11°
• Lens design: 14 elements in 11 groups with one ED glass

Nikon 200-500mm f/4-5.6  Lens Patent Details

• Image height: 21.60mm
• Zoom ratio: 2.40x
• Focal length: 199.99 – 480.00mm
• Aperture: 4.1 – 5.6
• Angle of view 2ω = 12.26 – 5.10°
• Lens design: 15 elements in 11 groups with one ED glass

via: egami