Canon EF 100mm f/2.8L IS USM is an L-series macro lens that delivers true 1:1 magnification and features a specialized Image Stabilizer with angle and shift detection for effective close-up correction. The IS provides approximately 2 stops of correction at 1.0x magnification, 3 stops at 0.5x, and 4 stops during normal shooting. Key specs: weight 625 g; minimum focus distance 30.48 cm; 67 mm filter thread. What's in the box: 67mm polarizing filter, lens case, Macrolite adapter, rear dust cap and EOS lens cleaning cloth. Manufacturer's warranty: 12 months.