Sigma 70-200mm F2.8 Macro lens - Convertors
The overall length of the Sigma APO 70-200mm F2.8 Macro HSM large aperture zoom lens does not change during focusing and zooming, ensuring convenient handling. It is possible to attach optional Sigma APO teleconverters to the Sigma APO 70-200mm F2.8 Macro HSM.
Sigma APO 70-200mm Macro HSM - Specifications
● Lens Construction: 15Groups 18Elements
● Minimum Focusing Distance: 100cm/39.4in
● Lens Hood: Petal type
● Angle of View: 22.8°-8.1°
● Maximum Magnification: 1 : 3.5
● Dimensions: Φ86.5mmx183.9mm/ 3.4in. x 7.2in.
● Number of blades: 9pcs
● Filter Size: Φ 77mm
● Minimum Aperture: F22
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Sigma APO 70-200mm F2.8 Macro HSM lens : Sigma is pleased to announce the Sigma APO 70-200mm Macro HSM large aperture telephoto zoom lens with advanced optical performance The Sigma APO 70-200mm F2.8 Macro HSM large aperture zoom lens has improved optical performance and retains close-up ability with a minimum focusing distance of 100cm/39.4in. SLD (Special Low Dispersion)and ELD (Extraordinary Low Dispersion) glass elements provide excellent correction for all types of aberrations. High image quality is assured throughout the entire zoom range. The super multi-layer coating reduces flare and ghosting. The Sigma 70-200mm Macro HSM zoom lens design incorporates an inner focusing and inner zooming systems. 
