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Sigma 18-50mm F2.8-4.5 DC OS for Canon

Optical Characteristics

With a 35mm equivalent focal length range of 29-80mm, this lens offers a wide zoom lens perspective.

Recommended Applications

*Recommendations are based only on the features necessary to perform the application successfully and do not take into account the relative image quality of different lenses

Landscapes

Wide expanses and panoramas can be captured with this focal length. For this application aperture settings will usually vary from f5.6 and smaller and cameras will usually be tripod mounted.

Interiors

Wide angle lenses are a must to capture the look of a room when working in confined spaces. This lens’s fast aperture allows you to capture as much natural light as possible and the camera will usually be tripod mounted to use slower shutter speeds.

Technologies

ASP (Aspherical Lens)

The aspherical lens complex allows freedom of design, improved performance, a reduced number of component lenses and a compact size.

HSM (Hyper-Sonic Motor)

This lens uses a motor driven by ultrasonic waves to provide a quiet, highspeed AF.

OS (Optical Stabilizer) Function

This function utilizes a built-in mechanism that compensates for camera shake. It dramatically expands photographic possibilities by alleviating camera movement when shooting by hand held camera.

IF (Inner Focus)

To ensure stability in focusing, this lens moves the inner lens group or groups without changing the lens' physical length.

DC (DC Lens)

These are special lenses designed so that the image circle matches the smaller size of the image sensor of most digital SLR cameras. Their specialized design gives these lenses the ideal properties for digital cameras, the compact and lightweight construction is an added bonus ! including compact and lightweight construction.

Specifications

35mm equivalent focal length range: 29-400mm
Lens perspective: Powerful telephoto
Minimum aperture: f22
Image stabilisation: Lens stabilisation
Hyper-Sonic motor: Yes
Special lens elements: 3 aspherical and 4 SLD glass
Filter size: 72mm
Weight: 630g
Dimensions: 79 X 101
Maximum magnification: 1:3.4
Recommended applications: Field-based sports

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