Sigma 17-70mm DC Macro OS HSM Announced

If a lens is popular, why not make it more popular, and that's what Sigma did with the launch the renewed Sigma 17-70mm f/2.8-4 Lens, making it stabilized with its OS image stabilization feature. Many photographers have decided to buy the 17-70mm lens because of its high optical quality characteristics. for some people an image stabilization can further enhance the image output quality,