Sigma 28mm f/1.4 DG HSM Art Lens for Sigma SA

Sigma 28mm f/1.4 DG HSM Art Lens:

Versatile Wide-Angle Prime:

Designed for full-frame Sigma SA-mount cameras.

Also suitable for APS-C models, providing a 42mm equivalent focal length.

Impressively Bright Aperture:

Fast f/1.4 maximum aperture for excellent low-light performance.

Offers greater control over focus position, ideal for shallow depth of field techniques.

Optical Excellence:

Two F Low Dispersion (FLD) and three Special Low Dispersion (SLD) elements reduce color fringing and chromatic aberrations.

Three aspherical elements minimize distortion and spherical aberrations.

Super Multi-Layer Coating minimizes lens flare and ghosting, ensuring contrast-rich and color-neutral imagery.

Smooth Bokeh:

Rounded nine-blade diaphragm contributes to a pleasing bokeh quality.

Hyper Sonic Motor (HSM):

Quick, smooth, and quiet autofocus performance.

Full-time manual focus control for precision.

Specialized Electromagnetic Aperture Mechanism:

Provides greater exposure control stability, especially beneficial for fast continuous shooting rates.

Durable Construction:

Brass bayonet mount for accuracy and durability.

Rubber sealing in the mount for dust- and splash-resistance.

Protective Coating:

Applied to the front element, water, and oil-repellent for easy cleaning.

Compatibility with Sigma USB Dock:

Fine-tune different lens characteristics and update firmware using the optional Sigma USB Dock.