Compare Samyang 50mm F1.2 AS UMC CS vs Samyang 21mm F1.4 ED AS UMC CS vs SIGMA 16mm F1.4 DC DN | Contemporary

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Size","Fv":"APS-C"},{"Ft":"Construction","Fn":"Lens Barrel","Fv":"Physical aperture ring, Distance scale, DoF scale"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Sony E-mount"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"8 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"7 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"3 aspherical and 2 ED elements + Ultra Multi Coating groups"},{"Ft":"Dimensions","Fn":"Filter Diameter","Fv":"58 mm / 2.28 in"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"64 mm / 2.52 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"68 mm / 2.68 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"275 g / 9.72 oz"},{"Ft":"Function","Fn":"Angle Of View","Fv":"69.0° Diagonal | 59.5° Horizontal | 41.7° Vertical"},{"Ft":"Function","Fn":"Aperture","Fv":"f/1.4 ~ f/22"},{"Ft":"Function","Fn":"Autofocus","Fv":"No"},{"Ft":"Function","Fn":"Crop 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elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"13 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"Three FLD, two SLD, two aspherical groups"},{"Ft":"Dimensions","Fn":"Filter Diameter","Fv":"67 mm / 2.64 in"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"72 mm / 2.83 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"92.3 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"405 g"},{"Ft":"Function","Fn":"Angle Of View","Fv":"83.2°"},{"Ft":"Function","Fn":"Aperture","Fv":"f/1.4 ~ f/16"},{"Ft":"Function","Fn":"Autofocus","Fv":"Yes"},{"Ft":"Function","Fn":"Crop Factor","Fv":"1.5"},{"Ft":"Function","Fn":"Focal Length","Fv":"16 mm"},{"Ft":"Function","Fn":"Focus Type","Fv":"Internal"},{"Ft":"Function","Fn":"Image Stabilization","Fv":"No"},{"Ft":"Function","Fn":"Weather Resistance","Fv":"Yes"},{"Ft":"Performance","Fn":"Max Magnification","Fv":"0.1x"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"250 mm / 9.84 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens Hood: LH716-01, supplied"},{"Ft":"Production","Fn":"Debut","Fv":"2017-11-09"},{"Ft":"Production","Fn":"Made In","Fv":"Japan"}]]