Nikon 100-300mm f/4 full frame lens patent

• 12 years ago
• Categories: Nikon Lenses, Nikon Patents
• Tags: Nikon 100-300mm f/4

Nikon filed patent 201293548 in Japan for a Nikon 100-300mm f/4 full frame lens:

• Patent release date: May 17th, 2012
• Patent filing date: October 27th, 2010
• Focal length: 102 – 294mm
• Aperture: 4.1
• Angle of view: 8.2 – 24.1 deg
• Lens length: 282.43mm
• Image height: 21.6mm
• Lens design: 22 elements in 16 groups, 4 ED elements

FYI: few months ago Sigma discontinued their 100-300mm f/4 EX DG APO HSM lens.