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The newly announced Sigma 120-400mm f/4.5-5.6 DG OS HSM will be available in Pentax,Nikon and Sigma AF mounts by April end. The lens has a minimum focusing distance of 150cm throughout the entire zoom range and has a maximum magnification of 1:4.2 making it useful for macro photography.
The addition of the optical 1.4x EX DG APO or 2x EX DG APO Tele Converters produce a 168-560mm F6.3-8 MF ultra-telephoto zoom lens or a 240-800mm F9-11 MF ultra-telephoto zoom lens respectively.
Minimum Aperture F22 Minimum Focusing Distance 150cm
Lens Construction 21 Elements in 15 Groups Maximum Magnification 1:4.2
Angle of View 20.4°- 6.2° Filter Size 77mm
No. of Diaphragm Blades 9 pcs Lens Hood Bayonet Type
Weight 1,750g SRP £TBA
Dimensions Diameter 92.5mm x Length 203.5mm