Product details:

For an optimal balance with light and compact camera bodies with a short rear flange distance, SIGMA has designed the new SIGMA 16mm F1.4 DC DN | Contemporary lens to be extremely compact. In addition, the special design of the focus lens assembly enables fast and smooth AF performance for videography and more. This lens combines compact design and comfortable operation, prioritizing exceptional image quality. Equipped with the latest SIGMA technologies, this lens digitally corrects optical distortion. The stepper motor offers excellent autofocus with quiet performance. Optical design and stepping motor provide smooth autofocus when shooting video. The lens design perfectly matches the fast hybrid AF of Sony's E-mount cameras for super-fast autofocus functionality. Using face-recognition AF allows you to achieve constant autofocus on faces, even when subjects are moving. It combines compactness with exceptional optical performance The SIGMA 16mm F1.4 DC DN | Contemporary features SIGMA internal focusing technologies, while lighter lens elements in the focus lens assembly make a more compact actuator possible. In addition, this lens offers exceptional stability whether the photographer is shooting handheld or whether the camera is placed on a surface. Structurally, the lens features materials and parts that contribute to its compact and lightweight construction. In summary, this is an unprecedented lens that combines exceptional optical performance with exceptional portability and usability.Optical diagram of 16 elements in 13 groups and uses high quality materials.
Minimum disturbance thanks to the use of high-quality materials.
Waterproof and dustproof cap.
Made in Japan with craftsmanship.