Sigma 105mm F2.8 EX DG OS HSM Macro Lens

*Discontinued

Please see latest Sigma 105mm Macro Art Lens

The Sigma  17-70mm F2.8-4 Contemporary DC Macro OS HSM Lens is packed with wonderful features and provides great perfomance and tack-sharp results. It uses Special Low Dispersion (SLD) lens and high refractive index SLD for excellent correction for aberration and distortion. Its floating focusing system gives high optical performance from infinity to 1:1 macro. Truly a beast for macro photography.

Key Features:

• Proprietary Optical Stabilizer 
• Special Low Dispersion (SLD) and high refractive index SLD lens
•  A floating focusing system 
• Super Multi-Layer Coating to reduce flaring and ghosting
• Hyper Sonic Motor for a quiet and high speed focusing
• Rounded 9 blade diaphragm for awesome bokeh.

Specifications:

• Aperture: maximum F2.8 and minimum of F22
• Optical Design: 16 elements in 11 groups
• Blades: 9