Samyang (Rokinon) Xeen 16mm T2.6 Professional Video-Cinema Lens for 4K+ Optical Performance: Released in Five Different Mounts 2017-01-23
Rokinon: XEEN Set of Professional Video-Cine Lenses Adds XEEN 14mm T3.1 and 35mm T1.5 Lenses: 4K+ Optical Performance for Professional Video-Cinema Producers & Creators 2016-02-09
Samyang Optics: New XEEN 24mm T1.5, 50mm T1.5, and 85mm T1.5 are Professional Video-cinema Lenses for 4K+; Feature Bright T1.5 Apertures for Low-light Situations and X-Coating Technology 2015-08-10
