Sigma 120-400mm f4.5-5.6 APO DS OS HSM

Overview

Telephoto zoom lens incorporates Sigma’s original OS (Optical Stabilizer) function

The Sigma Corporation is pleased to announce the launch of the new APO 120-400mm F4.5-5.6 DG OS HSM.

This telephoto zoom lens incorporates Sigma’s original OS (Optical Stabilizer) function. It offers the use of shutter speeds approximately 4 stops slower. Three SLD (Special Low Dispersion) glass elements provide excellent correction for Chromatic aberration. This lens is equipped with the rear focus system that minimizes fluctuation of Aberration caused by focusing. It provides optimum image quality throughout the entire zoom range. The super multi-layer Coating reduces flare and ghosting. High image quality is assured throughout the entire zoom range. The minimum focusing distance of 150cm (59.1”) throughout the entire zoom range and has a maximum magnification of 1:4.2 make it useful for close-up photography. This lens incorporates HSM (Hyper Sonic Motor), which ensures a quiet and high-speed AF as well as Full-time manual focusing capability. 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.

Incorporating Sigma’s original OS (Optical Stabilizer) function.
Three SLD glass elements and a rear focus system provide optimum image quality throughout the entire zoom range.
Super multi-layer coating reduces flare and ghosting.
The minimum focusing distance of 150cm (59.1”) makes it useful for close-up photography.
HSM ensures quiet and high-speed autofocus.
Compatible with Sigma’s APO Tele Converters.

Lens Specifications

Generic Lens Specifications

Lens Type: Zoom
IS / VR / OS: OS
Min Focal length (mm): 120
Max Focal Length (mm): 400
Number of Elements: 21
Element Groups: 15
Max Aperture: 4.5
Minimum Aperture: 22
Diaphragm Blades: 9
Closest Focus Distance (m): 0.15
Maximum Magnification: 1.4
Filter Type: Screw In
Filter Diameter (mm): 77
Diameter at widest (mm): 92
Lens Length (mm): 203
Weight (g): 1750
Release Date: Feb 2008

Details

Lens Construction	21 Elements in 15 Groups
Angle of view	20.4 - 6.2 degrees
Number of Diaphragm Blades	9 Blades
Minimum Aperture	F22
Minimum Focusing Distance	150cm / 59.1 in.
Maximum Magnification	1:4.2
Filter Size	Diameter 77mm (Rear)
Filter Size	Bayonet-type Hood
Dimensions	Diameter 92.5mm X Length 203.5mm 3.6 in. X 8 in.
Weight	1750g/61.7 oz.
Corresponding AF Mounts	SIGMA, CANON, NIKON, PENTAX, SONY
* The appearance, specifications, and the like of the product are subject to change for improvement without notice. * The angle of view depends upon the digital camera being used.

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