for mirrorless cameras 56mm f/1.4 DC DN C 16mm f/1.4 DC DN Contemporary 19mm 2.8 EX DN 19mm 2.8 DN A 30mm 1.4 DC DN C 30mm 2.8 EX DN 30mm 2.8 DN A 60mm 2.8 DN A Lawsuit In 2011, Nikon filed a suit against Sigma, alleging it had violated patents relating to Nikon's "Vibration Reduction" image stabilisation technology. In 2015, the suit ended through settlement, with no details disclosed. See also List of digital camera brands Hyper Sonic Motor (HSM) List of Sigma lenses with Nikon F-mount and integrated autofocus motor Third-party lenses for Sony E-mount system References External links Manufacturing companies of Japan Photography companies of Japan Electronics companies of Japan Lens manufacturers Companies based in Kanagawa Prefecture Electronics companies established in 1961 1961 establishments in Japan Japanese brands Family-owned companies Privately held companies of Japan