As a member of the EX series of lenses this 3rd generation Sigma lens is designed with the highest level of optical technology and augments its predecessor with the addition of the Hyper-Sonic Motor (HSM) ensuring a quiet, high speed AF as well as full-time manual focusing capability. Housed in compact construction, the Sigma 24-70mm is a large aperture standard zoom lens ideal for all general photography including portraiture and landscapes.

Physically, the shortest lens in the category, its overall length is 3.7 inches/94.7mm. With excellent optics, this could be the foremost performing lens in the category with stunning speed, clarity and color. Intricate lens construction includes Super Multi Layer Coating reducing flare and ghosting; the combination of ELD (Extraordinary Low Dispersion) and two SLD (Special Low Dispersion) glass elements and three Aspherical lenses provide excellent correction of all types of aberrations. Superior optical performance is ensured throughout the entire zoom range with the minimum focusing distance being 15in/38cm and maximum magnification ratio being 1:5.3.

Features:

• Unique to Sigma: Compact – Overall Shortest lens in the category
• High Image Quality: ELD, two SLD glass and three Aspherical Lenses & Super Multi layer Coating
• Affordable: Lowest price point in the category w/HSM
• Professional Optical Performance: Availability of the large maximum aperture F2.8 throughout entire zoom range
• Quiet with High Speed AF: HSM (Hyper Sonic Motor)
• Options: Will coexist with 24-70mm EX DG Macro
• Includes: Case, Petal-type Hood

Includes:

• Sigma 24-70mm f/2.8 IF EX DG HSM Lens
• Petal-type Lens Hood
• Pentax Mount

4 Year Sigma USA Authorized Dealer Warranty
In addition to the 1 year international warranty, when you register this EX lens with Sigma you will receive an extra 3 year extended warranty against defective materials or workmanship. Click here to register your warranty »

• 14 Elements in 12 Groups

• 84.1 -34.3 degrees

• 9 Blades

• f/22

• 38cm / 15 in.

• 1:5.3

• 82mm

• Petal-type hood

• Diameter 88.6mm X Length 94.7mm 3.5 in. x 3.7 in.

• 27.9 oz./790g