Sigma 18-50mm f/2.8 EX HSM SLR Lens Review

Sigma USA, Sigma Definitions

18-50mm f2.8 EX DC Macro HSM Large aperture zoom lens designed specially for use with digital SLR cameras with a minimum focusing distance of 20cm (7.9").

This lens is specially designed to suit the characteristics of digital SLR cameras and provides a high level of optical performance. It has a large aperture of F2.8 throughout the entire zoom range, offers superior peripheral brightness as well as a compact and lightweight construction. A maximum magnification of 1:3, making it ideal for close-up photography.

A minimum focusing distance of 20cm (7.9"), a maximum magnification of 1:3

This large aperture standard zoom lens, with close-up ability, is ideal for portrait and snap shots.

Large aperture of F2.8 throughout the entire zoom range

Large aperture enables easy confirmation of focusing from bright viewfinder. This lens is perfectly suited for low light conditions indoors or at dusk.

Excellent optical design

Special Low Dispersion (SLD) and Extraordinary Low Dispersion (ELD) glass elements provide excellent correction of color aberrations. This lens produces an exceptional level of optical performance.

Compact and lightweight lens

Its design incorporates both glass-mold and hybrid aspherical lens technology which offers a compact and lightweight construction.

Reduced Ghosting and Flare

The super multi-layer lens coating reduces flare and ghost. High image quality is assured throughout the entire zoom range.

Inner Focus System

An inner focusing system eliminates front lens rotation, making the lens particularly suitable for using the petal-type lens hood (supplied) plus circular polarizing filters.

HSM (Hyper Sonic Motor) for Nikon Mounts Only

The Incorporation of HSM is capable of autofocusing with all Nikon DSLR cameras.

Lens Construction

15 Elements in 13 Groups

Angle of View 76.5 - 31.7 degrees
Number of Diaphragm Blades 7 Blades
Minimum Aperture F22
Minimum Focusing Distance 20cm/7.9 in.
Maximum Magnification 1:3
Filter Size Diameter 72mm
Dimensions Diameter 79mm x 85.3mm
3.1 in. X 3.4 in.
Weight 535g/18.9 oz.
Corresponding AF Mounts
NIKON

Buy from:

Nikon Mount: Adorama or B&H Photo Video
Sigma 18-50mm f/2.8 DC HSM DC-Macro Lens 72mm Filter Accessories
Browse/Buy all Sigma Lenses at: Amazon or B&H Photo
  •  
    If you can afford the Nikon, get it, you won't be sorry. Otherwise consider one of these lenses
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    Sigma 18- 50mm f/2.8 EX DC Macro "HSM" AF Sigma 18- 50mm f/2.8 EX DC Macro "HSM" AF f/2.8 - $419 76.5 - 31.7° - 72mm filter 18.9 oz. Sigma 18- 50mm f/2.8 EX DC Macro "HSM" AF Lens Review
    Tamron SP AF 17 - 50mm f/2.8 XR DI-II LD AF-D f/2.8 - $420 78° 45'  - 67mm filter 15.3 oz Tamron SP AF 17 - 50mm f/2.8 XR DI-II LD AF-D Lens Review
    Tokina 16mm - 50mm F/2.8 Pro DX  AF f/2.8 - $660 82-31°  - 77mm filter 21.5 oz. Tokina 16 - 50mm F/2.8 Pro DX  AF review

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