1 The lens hood can prevent the entry of non-imaging light and avoid haze during backlight, side light, flash or night photography. 2 During front light and side light photography, it can avoid surrounding scattered light entering the lens. 3 During light photography or night photography, it can avoid ambient interference light entering the lens. 4 It can also protect the lens from scratches, fingerprint, and prevents from wind, sand, rain and snow to some extent. 5 Compatible for Canon EF 17-35mm f2.8L USM lens.
What's in the box
1 x Lens Hood
