Product Information With a mixture of both ultra-wide-angle and a super fast f/1.4 aperture, the Sigma 16mm f/1.4 DC DN Contemporary Lens for Micro Four Thirds mirrorless cameras which is a 32mm equivalent prime lens that exceeds its optical performance in order to achieve top quality and sharp images. As the 16mm lens from Sigma is a member of the high-performance Contemporary line, it features an impressive bright f/1.4 maximum aperture which performs exceptionally well in low-light conditions, extremely compact – making your shooting of photography a pleasure & comfortable experience and perfect for traveling as well, and with the incorporated lens elements of this lens – it also helps the photographer to shoot handheld without the worry of getting distorted images as quality remains throughout its focal range. Additionally, the construction of the Sigma 16mm lens also features a special sealing, allowing the lens to perform in challenging conditions. Features Micro Four Thirds System 32mm (35mm Equivalent) Aperture Range: f/1.4 to f/16 3 FLD, 2 SLD, and 2 Aspherical Elements Super Multi-Layer Coating Read More