The feature set and overall performance of the Samyang 12mm F2.0 AF Compact Ultra Wide Angle lens for APS-C Fuji X mount cameras are unmatched by any in its class. At 7.51oz in weight, 2.33 in length, this compact, rugged, yet lightweight autofocusing lens offers the best combination of value and performance than ever before. What’s more, it provides a rectilinear 99.1°angle of view, and with the added protection of weather sealing, and a Rear Protector Glass, it allows for lots more versatility. Special Elements include; 1 Aspherical, 3 Extra Low Dispersion and 1 Hybrid Aspherical. Aperture Range of F2.0-F22, Angle of view of 99.1° on APS-C. Weather sealing and rear protective glass to protect the lens from light rain, snow, and dust. Minimum focusing distance of 7.48 inches and has a filter size of 62mm.