The Sigma 35 mm 1.4 DG HSM Art is a
wide-angle prime
A prime number (or a prime) is a natural number greater than 1 that is not a product of two smaller natural numbers. A natural number greater than 1 that is not prime is called a composite number. For example, 5 is prime because the only ways ...
lens
A lens is a transmissive optical device which focuses or disperses a light beam by means of refraction. A simple lens consists of a single piece of transparent material, while a compound lens consists of several simple lenses (''elements ...
made by the
Sigma Corporation
is a Japanese company, manufacturing cameras, lenses, flashes and other photographic accessories. All Sigma products are produced in the company's own Aizu factory in Bandai, Fukushima, Japan. Although Sigma produces several camera models ...
. The lens was announced at the
2012 photokina trade fair.
The lens is produced in
Canon EF mount,
Nikon F-mount
The Nikon F-mount is a type of interchangeable lens mount developed by Nikon for its 35mm format single-lens reflex cameras. The F-mount was first introduced on the Nikon F camera in 1959, and features a three-lug bayonet mount with a 44mm thro ...
,
Pentax K mount
The Pentax K-mount, sometimes referred to as the "PK-mount", is a bayonet lens mount standard for mounting interchangeable photographic lenses to 35 mm single-lens reflex (SLR) cameras. It was created by Pentax in 1975, and has since been u ...
, Sigma's own
SA mount, and the
Sony/Minolta AF Mount varieties, all have the same optical formula. Since the lens covers
full-frame sensors and includes an
ultrasonic
Ultrasound is sound waves with frequencies higher than the upper audible limit of human hearing. Ultrasound is not different from "normal" (audible) sound in its physical properties, except that humans cannot hear it. This limit varies fr ...
autofocus motor, it is fully compatible with most DSLRs on which it can be mounted physically. Reviews have noted excellent sharpness and an overall performance on par with manufacturers such as Nikon and Canon, despite its price being significantly less than comparable offerings by those companies.
The ''Art series'' of Sigma lenses can be connected to Sigma's USB dock, allowing the lens firmware to be updated and focus micro-adjustments to be configured at four different focus distances.
See also
*
List of Nikon F-mount lenses with integrated autofocus motors
The following list of Nikon F-mount lenses with integrated autofocus motor includes only Nikon F-mount lenses which fully autofocus in all modes of all Nikon F-mount digital single-lens reflex cameras with and also ''without'' an autofocus motor. ...
References
{{Sigma lenses
035mm f/1.4 DG HSM
Camera lenses introduced in 2013