The new Sigma 8-16mm F4.5-5.6 DC HSM Zoom Lens is an ultra wide zoom lens specifically designed to be used with APS-C size image sensors. When used with digital cameras that have an APS-C size image sensor, the angle of view is equal to that of 12-24mm lens. The FLD glass elements of the Sigma wide angle zoom lens performs just like fluorite glass that helps in color aberration.

• The inner focusing system of the Sigma zoom lens for Nikon can produce high-definition images throughout the entire zoom range
• This zoom lens comes with a super multi-layer coating to reduce flare and ghosting while producing high contrast images
• The compact construction of the lens allows you to explore new areas in landscape photography, architecture, photojournalism, and many more fields
• The Sigma 8-16mm F4.5-5.6 DC HSM Zoom Lens has an overall length of 4.2 inches and a maximum diameter of 2.9 inches
• Excellent correction for distortion and astigmatism can be done when the hybrid Aspherical lens and two glass elements are used together
• With the Sigma 8-16mm F4.5-5.6 DC HSM Zoom Lens, photographers can create exaggerated perspectives by emphasizing on the subject
• The lens comes with minimum focusing distance of 9.4 inches
• The wide-angle view of this lens is from 114.5 to 75.7 and the minimum aperture is f22
• The dimension of the Sigma wide angle zoom lens is 3.0x4.2 in and it weighs 19.6oz
  

Lens Construction: 15 Elements in 11 Groups
Angle of View: 114.5 - 75.7
Number of Diaphragm Blades: 7
Mininum Aperture: f22
Minimum Focusing Distance: 24 cm / 9.4 in
Maximum Magnifications: 1:7.8
Dimensions (Diameter x Length): 75x105.7 mm/3.0x4.2 in
Weight: 555g / 19.6oz.
Corresponding Mounts: Sigma, Nikon, Canon, Sony/Minolta, Pentax