Sigma 50mm f1.4 DG DN Art Lens for Sony E and ARRI-style anti-twist 3/8"-16 threads

and ARRI-style anti-twist 3/8"-16 threads can accommodate articulating arms and other accessories while maintaining access to the camera's ports and buttons

and Battery Base are assembled and installed in the Mounting Bracket

Two aspherical elements and one ultra high refractive index (UHR) element

There are also dual SD card slots for backup

3 maximum aperture helps keep the lens' overall size and weight To a minimum

Sigma 50mm f1.4 DG DN Art Lens for Sony E and ARRI-style anti-twist 3/8"-16 threadsSigma 50mm f 1. 4 DG DN Art Overview Key Features Full Frame f 1. 4 to f 16 Fast Compact Prime HLA Linear Focusing Motor Aspherical & SLD Glass Elements Rounded 11 Blade Diaphragm Dust & Splash Resistant Design Delivering sophisticated optical performance and high speed autofocus, this Sigma 50mm f 1. 4 DG DN Art Lens is designed for Sony E mount mirrorless cameras. Its 50mm focal length is ideally suited for portraiture, landscapes, and all purpose