Nikon Zoom-Nikkor 17-55mm f/2.8G. Focus adjustment: 0.36 m, Focal length range (f-f): 17 - 55 mm, Thread diameter: 85.5 mm. Filter size: 77 mm, Weight: 755 g. Colour of product: Black. Dimensions (WxDxH): 85.5 x 110.5 x 85.5 mm