18-250mm F3.5-6.3 DC OS HSM...
An extended range Zoom Lens with Hybrid Optical Stabilization and Hyper-Sonic Motor, Sigmas innovation is in the 18-250mm F3.5-6.3 DC OS HSM 13.8:1 extended range zoom lens.
The DC lens is a dedicated digital SLR camera lens suited for APS-C format, and HSM (Hypersonic Motor) ensures quiet and high speed AF as well as full time manual focusing capability. Four Special Low Dispersion glass elements and three Aspherical lens elements provide excellent image quality throughout the entire zoom range.
This 18-250mm f/3.5-6.3 DC OS (Optical Stabilizer) high power zoom ratio lens is exclusively designed for digital SLR cameras and is capable of covering a wide range of focal lengths from wide angle to telephoto.
It is equipped with Sigma's own unique technology of OS (Optical Stabilizer) function. This function uses two sensors inside the lens to detect vertical and horizontal movement of the camera and works by moving an optical image stabilizing lens group, to effectively compensate for camera shake.
It automatically detects movement of the camera and compensates for camera shake when shooting moving subject such as motor sports.
The super multi-layer lens coating reduces flare and ghost. This lens provides superior image quality throughout the entire zoom range.
An inner focusing system eliminates front lens rotation, making the lens particularly suitable for using circular polarizing filters and the petal-type lens hood supplied.
The Sigma 18-250mm is commonly used for Landscape/scenery, Sports/action, Wildlife photos and more.The Sigma 18-250mm is most used by customers who consider themselves to be a Photo enthusiast among others.The Sigma 18-250mm is popular because customers like the following qualities of the Sigma 18-250mm: Consistent output, Durable, Easily interchangeable, Fast / accurate auto-focus, Rugged, Strong construction to mention just a few.
|Construction||18 Elements in 14 Groups|
|Angle of view||69.3°- 5.7°|
|F stop range||f/22|
|Closest Focusing Distance||17.7 inches (45 cm.)|
|Dimensions (Length x Diameter)||79.0mm (3.1") x 101mm (4.0")|
|Notes||Number of Diaphragm Blades: 7 Pcs.|