The lens power layout produces excellent optical performance. High refractive index SLD (Special Low Dispersion) glass corrects chromatic aberration, spherical aberration and field curvature.
Sigma (258954) 105mm f/2.8 EX DG Macro OS HSM Lens for Canon EOS DSLRs (EF). The Sigma 105mm f/2.8 Macro lens is a large aperture macro lens giving full 1:1 magnification, also with a rounded 9-blade diaphragm for added smoothness to defocused areas of the image. It is equipped with Sigma’s Optical Stabiliser (OS) which corrects for up to 4 stops of camera shake, allowing for hand-holding in most instances.Optically the lens uses SLD (Special Low Dispersion) glass to correct chromatic aberration, spherical aberration and field curvature, giving superb sharpness, extra low colour aberration and very low distortion levels.
Lens Type | Telephoto |
Max Format Size | Full Frame |
Angle of View | 23.3 degrees |
Focal Length | 105mm |
Image Stabilization | Yes |
Lens Mount | Canon EF |
Maximum Aperture | f/2.8 |
Minimum Aperture | F22 |
Diaphragm Blades | 9 Blades (Rounded diaphragm) |
Lens Construction | 16 Elements in 11 Groups |
Minimum Focus | 31.2cm / 12.3in. |
Maximum Magnification | 1:1 |
Filter Thread | Diameter 62mm |
Included Accessories | 105mm Macro Lens, Front and Rear Caps, Lens Hood, Hood Adapter |
Weight | 725g / 25.6oz. |
Dimension | (D x L) 78.3 x 126.4mm |
Sigma (258954) 105mm f/2.8 EX DG Macro OS HSM Lens for Canon EOS DSLRs (EF). The Sigma 105mm f/2.8 Macro lens is a large aperture macro lens giving full 1:1 magnification, also with a rounded 9-blade diaphragm for added smoothness to defocused areas of the image. It is equipped with Sigma’s Optical Stabiliser (OS) which corrects for up to 4 stops of camera shake, allowing for hand-holding in most instances.Optically the lens uses SLD (Special Low Dispersion) glass to correct chromatic aberration, spherical aberration and field curvature, giving superb sharpness, extra low colour aberration and very low distortion levels.