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Sigma 18-50mm f/2.8-4.5 DC OS HSM Zoom For Canon D-SLRs

BH #SI185028DOC • MFR #861101
Sigma
Sigma 18-50mm f/2.8-4.5 DC OS HSM Zoom For Canon D-SLRs
Key Features
  • Large Aperture Zoom
  • Designed for Digital SLR Cameras
  • Optical Image Stabilization
  • Internal Focusing System
The Sigma 18-50mm f/2.8-4.5 DC OS HSM Zoom For Canon D-SLRs is a lens dedicated to digital SLR cameras with APS-C size image sensors offering a large apertureand Sigma's Optical Stabilization and provides a high level of optical performance. The large aperture of f/2.8 makes capturing exceptional photos in low light achievable, and the wide angle is well suited for indoor photography. It offers superior peripheral brightness as well as a compact and lightweight construction. Two SLD (Special Low Dispersion) glass elements and three Aspherical lenses provide excellent correction for all types of aberrations. The Super Multi-Layer Coating reduces flare and ghosting. Designed with inner focusing and inner zooming systems, high image quality is assured throughout the entire zoom range. This lens has a minimum focusing distance of 11.8 inches (30cm) throughout the entire zoom range and a maximum magnification ratio of 1:4.1.
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Sigma 861101 Overview

  • 1Description
  • 2Optical Image Stabilization
  • 3HSM Autofocusing for Canon D-SLR Cameras
  • 4Inner Focus System
  • 5Excellent optical design
  • 6Reduced Ghosting and Flare
  • 7Ideal For Portraits and Snaps
  • 8Compact and Lightweight Lens

The Sigma 18-50mm f/2.8-4.5 DC OS HSM Zoom For Canon D-SLRs is a lens dedicated to digital SLR cameras with APS-C size image sensors offering a large apertureand Sigma's Optical Stabilization and provides a high level of optical performance. The large aperture of f/2.8 makes capturing exceptional photos in low light achievable, and the wide angle is well suited for indoor photography. It offers superior peripheral brightness as well as a compact and lightweight construction. Two SLD (Special Low Dispersion) glass elements and three Aspherical lenses provide excellent correction for all types of aberrations. The Super Multi-Layer Coating reduces flare and ghosting. Designed with inner focusing and inner zooming systems, high image quality is assured throughout the entire zoom range. This lens has a minimum focusing distance of 11.8 inches (30cm) throughout the entire zoom range and a maximum magnification ratio of 1:4.1.

Note:
Vignetting will occur if the lens is used with digital cameras with image sensors larger than APS-C size or 35mm SLR cameras. For Pentax mount, if the camera body does not support HSM, auto focus will not be available.

Optical Image Stabilization

Sigma's anti-shake function makes capturing exceptional photos in under most lighting situations achievable.

HSM Autofocusing for Canon D-SLR Cameras

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.

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.

Reduced Ghosting and Flare

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

Ideal For Portraits and Snaps

With a minimum focusing distance of 7.9", and a maximum magnification of 1:3, this large aperture standard zoom lens, with close-up ability, is ideal for portrait and snap shots.

Compact and Lightweight Lens

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

Sigma 861101 Specs

Lens MountCanon EF-S
Angle of View69.3° to 27.9°
Minimum Focus Distance11.8" / 29.97 cm
Close-Up Magnification0.24x
Optical Design16 Elements in 12 Groups
Diaphragm Blades7
Image StabilizationYes
Dimensions (ø x L)2.91 x 3.49" / 7.39 x 8.86 cm
Packaging Info
Box Dimensions (LxWxH)6 x 4.2 x 4.2"

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