Compare Zeiss Distagon T* 2.8/15 ZM vs Leica Summicron-M 35mm F2 ASPH vs Leica Summilux-M 21mm F1.4 ASPH

[[{"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, DoF scale"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"Leica M-mount"},{"Ft":"Construction","Fn":"Material","Fv":"metal barrel, metal mount"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"11 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"9 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"1 aspherical element groups"},{"Ft":"Dimensions","Fn":"Filter Diameter","Fv":"72 mm / 2.83 in"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"78 mm / 3.07 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"92 mm / 3.62 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"550 g / 19.43 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":"Focal Length","Fv":"15 mm"},{"Ft":"Function","Fn":"Image Stabilization","Fv":"No"},{"Ft":"Performance","Fn":"Max Magnification","Fv":"0.056"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"300 mm / 11.81 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens hood included"},{"Ft":"Production","Fn":"Made In","Fv":"Germany"}],[{"Ft":"Construction","Fn":"Aperture Blades","Fv":"8 blades, with clickstops (including half values), manual diaphragm"},{"Ft":"Construction","Fn":"Colors","Fv":"black anodized or silver chrome finish"},{"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":"Leica M-mount"},{"Ft":"Construction","Fn":"Material","Fv":"metal barrel, metal mount"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"7 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"5 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"1 aspherical element groups"},{"Ft":"Dimensions","Fn":"Filter Diameter","Fv":"39 mm / 1.54 in"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"53 mm / 2.09 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"35 mm / 1.38 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"255 g / 9.01 oz"},{"Ft":"Function","Fn":"Angle Of View","Fv":"63.5° Diagonal | 54.4° Horizontal | 37.8° Vertical"},{"Ft":"Function","Fn":"Aperture","Fv":"f/2 ~ f/16"},{"Ft":"Function","Fn":"Autofocus","Fv":"No"},{"Ft":"Function","Fn":"Focal Length","Fv":"35 mm"},{"Ft":"Function","Fn":"Image Stabilization","Fv":"No"},{"Ft":"Performance","Fn":"Max Magnification","Fv":"0.057x"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"700 mm / 27.56 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens hood included"},{"Ft":"Production","Fn":"Made In","Fv":"Germany"}],[{"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, Distance scale, DoF scale"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"Leica M-mount"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"10 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"8 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"2 aspherical elements5 anomolous dispersion elements groups"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"70 mm / 2.76 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"66 mm / 2.60 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"580 g / 20.49 oz"},{"Ft":"Function","Fn":"Angle Of View","Fv":"91.7° Diagonal | 81.2° Horizontal | 59.5° Vertical"},{"Ft":"Function","Fn":"Aperture","Fv":"f/1.4 ~ f/16"},{"Ft":"Function","Fn":"Autofocus","Fv":"No"},{"Ft":"Function","Fn":"Focal Length","Fv":"21 mm"},{"Ft":"Function","Fn":"Focus Type","Fv":"Extending front"},{"Ft":"Function","Fn":"Image Stabilization","Fv":"No"},{"Ft":"Function","Fn":"Weather Resistance","Fv":"No"},{"Ft":"Performance","Fn":"Max Magnification","Fv":"0.03x"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"700 mm / 27.56 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens hood included"},{"Ft":"Production","Fn":"Debut","Fv":"2008-09-15"},{"Ft":"Production","Fn":"Made In","Fv":"Germany"}]]