Sigma 14-24mm f/2.8 DG HSM Art Lens Mount:Default Title The index finger and thumb

The index finger and thumb tips fold back and are held in place with small magnets

with control possible via the lens body or from select camera bodies

Extensive Device Compatibility

wide field of view by simply moving their heads

especially when working atop a tripod or monopod

Sigma 14-24mm f/2.8 DG HSM Art Lens Mount:Default Title The index finger and thumbPairing a versatile range of wide angle focal lengths with an impressively bright design, the Sigma 14 24mm f 2. 8 DG HSM is an Art series zoom, distinguished by its fast f 2. 8 constant maximum aperture to suit working in available lighting conditions. Featuring a sophisticated optical design, this lens utilizes a series of low dispersion and aspherical elements to minimize both chromatic and spherical aberrations throughout the zoom range in order