Compare Samyang 24mm F1.4 ED AS IF UMC vs Samyang 20mm F1.8 ED AS UMC vs Samyang 7.5mm F3.5 UMC Fisheye MFT

[[{"Ft":"Construction","Fn":"Colors","Fv":"Black"},{"Ft":"Construction","Fn":"Form Factor","Fv":"Wide-Angle Prime Lens"},{"Ft":"Construction","Fn":"Image Size","Fv":"Full-Frame"},{"Ft":"Construction","Fn":"Lens Barrel","Fv":"Physical aperture ring, Distance scale, DoF scale"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"Canon EF-mount, Nikon F-mount, Micro Four Thirds-mount, Pentax K-mount, Sony A-mount, Sony E-mount, Samsung NX-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":"4 ED glass elements, 2 aspherical elements groups"},{"Ft":"Dimensions","Fn":"Filter Diameter","Fv":"77 mm / 3.03 in"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"83 mm / 3.27 in"},{"Ft":"Function","Fn":"Angle Of View","Fv":"84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical"},{"Ft":"Function","Fn":"Aperture","Fv":"f/1.4 ~ f/22"},{"Ft":"Function","Fn":"Autofocus","Fv":"No"},{"Ft":"Function","Fn":"Focal Length","Fv":"24 mm"},{"Ft":"Function","Fn":"Weather Resistance","Fv":"No"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"250 mm / 9.84 in"},{"Ft":"Production","Fn":"Debut","Fv":"2011-08-12"}],[{"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":"Construction","Fn":"Form Factor","Fv":"Ultra Wide-Angle Prime Lens"},{"Ft":"Construction","Fn":"Image Size","Fv":"MFT"},{"Ft":"Construction","Fn":"Lens Barrel","Fv":"Physical aperture ring, Distance scale"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"Micro Four Thirds-mount"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"9 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"7 groups"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"60 mm / 2.36 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"48 mm / 1.89 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"197 g / 6.96 oz"},{"Ft":"Function","Fn":"Angle Of View","Fv":"180° Diagonal (fisheye)"},{"Ft":"Function","Fn":"Aperture","Fv":"f/3.5 ~ f/22"},{"Ft":"Function","Fn":"Autofocus","Fv":"No"},{"Ft":"Function","Fn":"Crop Factor","Fv":"2.0"},{"Ft":"Function","Fn":"Focal Length","Fv":"7.5 mm"},{"Ft":"Function","Fn":"Focal Length (35mm Equivalent)","Fv":"15.0 mm"},{"Ft":"Function","Fn":"Image Stabilization","Fv":"No"},{"Ft":"Function","Fn":"Weather Resistance","Fv":"No"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"90 mm / 3.54 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens Hood: Built-in petal-type hood (supplied)"},{"Ft":"Production","Fn":"Debut","Fv":"2011-09-05"}]]