Nikon's proprietary VR (Vibration Reduction) module.
Since at least spring of 2011, Nikon and Sigma have been battling it out in the courtroom over image stabilization technology. Specifically, Nikon accused Sigma of patent infringement in regards to using proprietary technology used in Nikon’s VR (Vibration Reduction) technology.
Today, Nikon has revealed via a press release the four-year-long battle is no longer, as the two have resolved the issues through an undisclosed settlement.
Details of the settlement have not been made…
via Imaging Resource News Page http://ift.tt/1ICMxD3