Sigma OS f2
Description: Sigma OS f2.8-4.5 18-50mm HSM
DC AF Zoom Lens for Sony Alpha
Sigma OS f2.8-4.5 18-50mm HSM DC AF Zoom
Lens for Sony Alpha is high aperture lens with advance zoom characteristics.
It is specially designed for Digital SLR cameras to take beautiful pictures of
landscapes, ceremonies, sports and other useful activities.
Sigma OS 18-50 mm f2.8-4.5 HSM DC AF Zoom
Lens features Optical Stabilizer (OS) that brings stability, avoids shaky
blurs of all kinds. It is ultra-wide zoom lens to get detailed images at all
distances. Quick, Ultra-sharp focusing system results in comfortable
focusing of far away moving objects. Sigma OS 18 - 50mm f2.8 - 4.5 Lens
carries Hyper Sonic Motor (HSM) that ensures ultra-quite, sharp focusing.
Sigma OS 18 - 50mm f2.8-4.5 HSM DC AF Zoom
Lens incorporates rounded diaphragm with seven optical blades to give
natural look to out of focus objects. Two Special Low Dispersion (SLD) Glass and
three Aspherical Lens elements gives optimum correction of chromatic and
spherical aberrations. It is designed with inner focusing and inner zooming
systems so that high image quality is assured throughout the entire zoom range.
Sigma OS f2.8-4.5 18 - 50mm HSM DC AF Zoom
Lens is provided with multi-layered coatings that boost light transmission
for getting brighter and high contrast images in al lighting conditions. It is
durable as well suitable for outdoor photography.
|
Features: Sigma
OS f2.8-4.5 18 - 50mm HSM DC AF Zoom Lens for Sony Alpha |
| Lightweight
construction in 12 groups and 16 elements |
| Super
multi-coated lenses that result in brighter images free of glare and ghost |
| Wide angle
lens with dual focus mechanism |
| Provides
adequate torque of the focusing ring during manual focusing |
| Highly
durable well suited for outdoor activities |
| 2 Special Low
Dispersion (SLD) Glass for correction of chromatic aberration |
|
Allows the use of a Petal-type Hood and the easy use of a
polarizing filter. |
| 3 Aspherical
lens for minimising spherical aberration and distortion |
|
Specifications: Sigma
OS f2.8-4.5 18 - 50mm HSM DC AF Zoom Lens for Sony Alpha |
|
Lens Code |
681205 |
|
Picture Angle
- Sigma OS 18-50mm F2.8-4.5 Zoom Lens |
69.3 - 27.9 Degrees |
|
Aperture Range |
f2.8-4.5 |
|
Lens Construction |
12
Groups / 16 Elements |
|
Focal Length
- Sigma OS 18-50mm F2.8-4.5 Zoom Lens |
18-50 mm |
|
Minimum Shooting Distance |
30 cm / 11.8 inches |
|
Magnification Ratio |
1:4.1 |
|
Lens Type
- Sigma OS 18-50mm F2.8-4.5 Zoom Lens |
Wide Angle Lens |
|
Diaphragm Blades |
7
Blades |
|
Filter Size |
67
mm |
|
Size (Diameter x Length) |
(74 x 88.6) mm |
|
Weight
- Sigma OS 18-50mm F2.8-4.5 Zoom Lens |
395 g / 13.9 oz |
Kit Contents
Sigma OS f2.8-4.5 18-50mm HSM DC AF Zoom Lens for Sony Alpha
Sigma Front & Back Caps
Sigma Lens Case
Sigma Petal Lens Hood
Sigma User Guide
For more information about, Sigma OS f2.8-4.5 18--50mm HSM DC AF Zoom Lens for Sony Alpha .
