An ultra wide angle prime lens the Samyang 10mm f/2.8 ED AS NCS CS has been designed to work with APS-C cameras. Its optics comprise of 14 lens elements arranged in 9 groups. The model has been fitted with one ED lens with a low dispersion factor and two aspherical lens elements. All lens elements have been covered with the highest-quality anti-reflective NCS coatings. The lens provides maximum angle of view equal to 115.7 degrees while the minimum focusing distance is 0.25 meters. Thanks to the precise construction and use of the highest quality optical materials Samyang 10mm is a highly advanced lens sought after by both amateur and professional photographers.