Compare Laowa 15mm f/4 1:1 Macro vs Laowa 20mm F4 Zero-D Shift vs Pentax smc Pentax-FA645 35mm F3.5 AL

[[{"Ft":"Construction","Fn":"Aperture Blades","Fv":"14 blades"},{"Ft":"Construction","Fn":"Colors","Fv":"Black"},{"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"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"Canon EF-mount, Leica L-mount, Nikon F-mount, Pentax K-mount, Sony A-mount, Sony E-mount"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"12 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"9 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"Three high refractive and one ED element groups"},{"Ft":"Dimensions","Fn":"Filter Diameter","Fv":"77 mm / 3.03 in"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"84 mm / 3.31 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"65 mm / 2.56 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"410 g / 14.49 oz"},{"Ft":"Function","Fn":"Angle Of View","Fv":"110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical"},{"Ft":"Function","Fn":"Aperture","Fv":"f/4 ~ f/32"},{"Ft":"Function","Fn":"Autofocus","Fv":"No"},{"Ft":"Function","Fn":"Focal Length","Fv":"15 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":"1x"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"470 mm / 18.50 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens hood included"},{"Ft":"Production","Fn":"Debut","Fv":"2015-06-23"},{"Ft":"Production","Fn":"Made In","Fv":"China"}],[{"Ft":"Construction","Fn":"Aperture Blades","Fv":"14 blades"},{"Ft":"Construction","Fn":"Form Factor","Fv":"Ultra Wide-Angle Prime Lens"},{"Ft":"Construction","Fn":"Image Size","Fv":"Medium Format (44x33)"},{"Ft":"Construction","Fn":"Lens Barrel","Fv":"Physical aperture ring, Distance scale, DoF scale"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"Canon EF-mount, Canon RF-mount, Fujifilm G-mount, Leica L-mount, Nikon F-mount, Nikon Z-mount, Pentax K-mount, Sony E-mount"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"16 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"11 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"2 aspherical elements, 3 ED elements groups"},{"Ft":"Dimensions","Fn":"Filter Diameter","Fv":"82 mm / 3.23 in"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"95 mm / 3.74 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"91 mm / 3.58 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"747 g / 26.40 oz"},{"Ft":"Function","Fn":"Angle Of View","Fv":"107.8° Diagonal | 97.4° Horizontal | 74.4° Vertical"},{"Ft":"Function","Fn":"Aperture","Fv":"f/4 ~ f/22"},{"Ft":"Function","Fn":"Autofocus","Fv":"No"},{"Ft":"Function","Fn":"Crop Factor","Fv":"0.8"},{"Ft":"Function","Fn":"Focal Length","Fv":"20 mm"},{"Ft":"Function","Fn":"Focal Length (35mm Equivalent)","Fv":"15.8 mm"},{"Ft":"Function","Fn":"Focus Type","Fv":"Internal"},{"Ft":"Function","Fn":"Image Stabilization","Fv":"No"},{"Ft":"Performance","Fn":"Max Magnification","Fv":"0.17x"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"250 mm / 9.84 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens hood included"},{"Ft":"Production","Fn":"Debut","Fv":"2022-03-28"}],[{"Ft":"Construction","Fn":"Aperture Blades","Fv":"9 blades, Rounded aperture"},{"Ft":"Construction","Fn":"Form Factor","Fv":"Ultra Wide-Angle Prime Lens"},{"Ft":"Construction","Fn":"Image Size","Fv":"Medium Format (645)"},{"Ft":"Construction","Fn":"Lens Barrel","Fv":"Physical aperture ring, Distance scale"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"Pentax 645 KAF2 bayonet"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"10 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"7 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"HRI and hybrid aspherical elements, HD and SP coatings groups"},{"Ft":"Dimensions","Fn":"Filter Diameter","Fv":"82 mm / 3.23 in"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"88 mm / 3.46 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"90 mm / 3.54 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"570 g / 20.14 oz"},{"Ft":"Function","Fn":"Angle Of View","Fv":"89.9° Diagonal | 79.4° Horizontal | 57.9° Vertical"},{"Ft":"Function","Fn":"Aperture","Fv":"f/3.5 ~ f/32"},{"Ft":"Function","Fn":"Autofocus","Fv":"Yes"},{"Ft":"Function","Fn":"Crop Factor","Fv":"0.6"},{"Ft":"Function","Fn":"Focal Length","Fv":"35 mm"},{"Ft":"Function","Fn":"Focal Length (35mm Equivalent)","Fv":"21.7 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":"0.25x"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"300 mm / 11.81 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens Hood: PH-RBE82 (supplied)"},{"Ft":"Production","Fn":"Debut","Fv":"2015-11-11"}]]