The Sigma 50mm F1.4 EX DG HSM Lens can be used in full-frame digital cameras as well as with smaller APS-C size sensors, which have a corresponding increase in focal length. The Sigma 50mm Lens integrates a hyper sonic motor that enables high speed auto focus with reduced noise.

• The Sigma telephoto zoom lens includes a lens hood, front and rear caps for lens, and one carrying case
• The diaphragm is a 9-blade component that portrays an out-of-focus effect on the backgrounds
• The Sigma 50mm F1.4 EX DG HSM Lens has a minimum aperture of is f/16 and maximum of f/1.4
• The multi-layer coating on this lens eliminates any flaring or ghosting effect on the images
• The high shutter speed makes this Sigma 50mm Lens ideal for indoor photography
• Minimum Focusing Distance: 45 cm
• Filter Size: 77mm
• Dimensions: 84.5 x 68.2 mm
• Weight: 18.3oz.
  

Lens Construction : 8 Elements in 6 Groups

Angle of View : 46.8º

Number of Diaphragm Blades : 9

Mininum Aperture : f16

Minimum Focusing Distance : 45 cm / 17.7 in

Filter Size (mm) : 77

Maximum Magnifications : 1:7.4

Dimensions (Diameter x Length) : 84.5 x 68.2 mm/3.3 x 2.7 in

Weight : 505g / 17.8oz.

Corresponding Mounts : Sigma HSM EX DG, Nikon HSM D, Canon HSM EX DG, Sony/Minolta HSM EX DG, Pentax HSM EX DG, FourThirds HSM EX DG