Sigma 56mm f/1.4 DC DN Contemporary Lens for Canon EF-M PENTAXSN If AF causes focus to

If AF causes focus to shift to a different subject while shooting

Complementing the versatile telephoto range is a sophisticated optical design that incorporates three F Low Dispersion elements

A unique lens with a distinctly bright design

Instant Auto/Manual Focus Selection

When in the Preset position

Sigma 56mm f/1.4 DC DN Contemporary Lens for Canon EF-M PENTAXSN If AF causes focus toAn especially sleek portrait length prime, the 56mm f 1. 4 DC DN is part of Sigma's Contemporary series of lenses, and is designed for use with Canon EF M mount mirrorless cameras. The lens is characterized by its bright f 1. 4 maximum aperture, which suits working in difficult lighting conditions and also offers improved control over depth of field for isolating subjects and working with selective focus techniques. The optical design utilizes two