It provides the same field. I find the colors to be excellent. Up to 40% off retail prices.
Sigma 50150 mm f/2.8 APO EX DC HSM review Introduction
The latest upgrade, announced in 2011, added sigma's optical stabilization system (os).
It is suitable for taking portraits.
The lens design incorporates an inner focusing and inner zooming system, providing convenient handling. Comparison selection (3 selected items max.) view comparison add more. 4.7 out of 5 stars. 4.8 out of 5 stars.
Sigma’s proprietary os (optical stabilizer) system offers the use of shutter speeds approximately 4 stops slower than would otherwise be possible, enabling hand held.
Telephoto lens for digital slr. In this review we will have a look at how the os lens performs on our current dx test camera, the nikon d7000. Check out our wide variety of available lenses now Cameras housed in a compact.
This is comparing the nikon at f4 to the sigma at f2.8.