Compare Samyang 20mm F1.8 ED AS UMC vs Viltrox AF 50mm F1.8

[[{"Ft":"Construction","Fn":"Aperture Blades","Fv":"7 blades"},{"Ft":"Construction","Fn":"Form Factor","Fv":"Ultra Wide-Angle Prime Lens"},{"Ft":"Construction","Fn":"Image Size","Fv":"Full-Frame"},{"Ft":"Construction","Fn":"Lens Barrel","Fv":"Physical aperture ring, Distance scale"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"Canon EF-mount, Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Nikon F-mount, Pentax K-mount, Samsung NX-mount, Sony A-mount, Sony E-mount"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"13 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"12 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"Two aspherical + 3 ED elements, Ultra Multi Coating groups"},{"Ft":"Dimensions","Fn":"Filter Diameter","Fv":"77 mm / 3.03 in"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"83 mm / 3.27 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"88 mm / 3.46 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"497 g / 17.56 oz"},{"Ft":"Function","Fn":"Angle Of View","Fv":"94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical"},{"Ft":"Function","Fn":"Aperture","Fv":"f/1.8 ~ f/22"},{"Ft":"Function","Fn":"Autofocus","Fv":"No"},{"Ft":"Function","Fn":"Focal Length","Fv":"20 mm"},{"Ft":"Function","Fn":"Focus Type","Fv":"Internal"},{"Ft":"Function","Fn":"Image Stabilization","Fv":"No"},{"Ft":"Function","Fn":"Weather Resistance","Fv":"No"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"200 mm / 7.87 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens hood included"},{"Ft":"Production","Fn":"Debut","Fv":"2016-08-08"}],[{"Ft":"Connectivity","Fn":"Ports","Fv":"USB-C"},{"Ft":"Construction","Fn":"Aperture Blades","Fv":"9 rounded blades"},{"Ft":"Construction","Fn":"Colors","Fv":"Black"},{"Ft":"Construction","Fn":"Form Factor","Fv":"Autofocus lens for mirrorless cameras"},{"Ft":"Construction","Fn":"Image Size","Fv":"Full-Frame"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"E-mount"},{"Ft":"Construction","Fn":"Motor","Fv":"STM+Lead screw stepping motor"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"11 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"10 groups"},{"Ft":"Dimensions","Fn":"Filter Diameter","Fv":"55 mm"},{"Ft":"Dimensions","Fn":"Weight","Fv":"340 g / 12 oz"},{"Ft":"Function","Fn":"Angle Of View","Fv":"47.6°"},{"Ft":"Function","Fn":"Aperture","Fv":"F/1.8 - f/16"},{"Ft":"Function","Fn":"Focal Length","Fv":"50 mm"},{"Ft":"Performance","Fn":"Max Magnification","Fv":"0.1x"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"0.55 m / 21.7\u0026#34;"},{"Ft":"Production","Fn":"Debut","Fv":"2021"}]]