Compare Samyang 10mm F2.8 ED AS NCS CS vs Laowa 25mm f/2.8 2.5-5X Ultra Macro vs Nikon AF-S Nikkor 20mm F1.8G ED

[[{"Ft":"Construction","Fn":"Aperture Blades","Fv":"6 blades, Manual aperture setting via lens ring"},{"Ft":"Construction","Fn":"Form Factor","Fv":"Ultra Wide-Angle Prime Lens"},{"Ft":"Construction","Fn":"Image 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, Canon EF-mount, Micro Four Thirds-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":"14 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"10 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"2 aspherical elements, 1 ED glass element groups"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"86 mm / 3.39 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"77 mm / 3.03 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"580 g / 20.49 oz"},{"Ft":"Function","Fn":"Angle Of View","Fv":"110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical"},{"Ft":"Function","Fn":"Aperture","Fv":"f/2.8 ~ f/22"},{"Ft":"Function","Fn":"Autofocus","Fv":"No"},{"Ft":"Function","Fn":"Crop Factor","Fv":"1.5"},{"Ft":"Function","Fn":"Focal Length","Fv":"10 mm"},{"Ft":"Function","Fn":"Focal Length (35mm Equivalent)","Fv":"15.0 mm"},{"Ft":"Function","Fn":"Image Stabilization","Fv":"No"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"250 mm / 9.84 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens Hood: Integrated hood (supplied)"},{"Ft":"Production","Fn":"Debut","Fv":"2013-12-06"}],[{"Ft":"Construction","Fn":"Aperture Blades","Fv":"8 blades"},{"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"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"Canon EF-mount, Canon RF-mount, Leica L-mount, Nikon F-mount, Nikon Z-mount, Pentax K-mount, Sony E-mount"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"8 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"6 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"1 low-dispersion element groups"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"82 mm / 3.23 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"65 mm / 2.56 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"400 g / 14.13 oz"},{"Ft":"Function","Fn":"Angle Of View","Fv":"81.8° Diagonal | 71.5° Horizontal | 51.3° Vertical"},{"Ft":"Function","Fn":"Aperture","Fv":"f/2.8 ~ f/16"},{"Ft":"Function","Fn":"Autofocus","Fv":"No"},{"Ft":"Function","Fn":"Focal Length","Fv":"25 mm"},{"Ft":"Function","Fn":"Image Stabilization","Fv":"No"},{"Ft":"Function","Fn":"Weather Resistance","Fv":"No"},{"Ft":"Performance","Fn":"Max Magnification","Fv":"5x"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"170 mm / 6.69 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens hood sold separately"},{"Ft":"Production","Fn":"Debut","Fv":"2018-03-07"},{"Ft":"Production","Fn":"Made In","Fv":"China"}],[{"Ft":"Construction","Fn":"Aperture Blades","Fv":"7 blades, Rounded 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":"Distance scale"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"Nikon F-mount"},{"Ft":"Construction","Fn":"Material","Fv":"Composite"},{"Ft":"Construction","Fn":"Motor","Fv":"Ultrasonic"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"13 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"11 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"2 ED, 2 aspherical 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":"81 mm / 3.19 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"355 g / 12.54 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/16"},{"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":"Max Magnification","Fv":"0.23x"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"200 mm / 7.87 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens Hood: HB-72 (supplied), CL-1015 soft lens case"},{"Ft":"Production","Fn":"Debut","Fv":"2014-09-12"}]]