Sigma 100-400mm f/5-6.3 DG DN OS Contemporary Lens Wireless it's a serious upgrade in

it's a serious upgrade in terms of speed

packed in a small polyester dust bag

The SWIT PB-M98S 14

8 L IS USM also features a dust- and weather-resistant construction with a fluorine coating

8 2X macro APO is the first macro lens that Venus Optics designs for systems other than full-frame cameras

Sigma 100-400mm f/5-6.3 DG DN OS Contemporary Lens Wireless it's a serious upgrade inn ultra telephoto lens with an optical stabilizer (OS) system An ultra telephoto lens with an optical stabilizer (OS) system has several advantages. The OS allows the photographer to take photographs in unstable circumstances. The narrow angle of view makes it possible to dramatically compress perspective and flexible handling of the background. The photographer can thereby make the subject appear to jump out of the image, with the area in focus