Lens System: Leica DC Vario-Summicron zoom lens. Aperture Range: f/2.0 to f/3.3 max aperture brightness. Focal Length: 5.1–19.2mm (which translates to a versatile 24–90mm equivalent in 35mm film format). Lens Architecture: Features an Aspherical (ASPH.) lens element design to minimize optical aberrations. Product Variant: Version "U" (Product code 18 151). Colorway: Black / Noir. Origin: Manufactured by Leica Camera AG and made in Japan. [1]