Lens hoods protect against uncontrolled, stray light and unwanted reflections which result in reduced contrast and ghost Images. In general, the use of a lens hood is recommended because better contrast improves the appearance of the photograph. The lens hood will also shield the front lens element against rain and mechanical damage.
Additional Features: Rotates so that you get the exact amount of shading that you require from the sun 72mm Thread Mounts Can be attached to any Lens, Filter, Adapter Tube, or Ring that has 72mm Threads (lenses by Canon, Nikon, Olympus, Pentax, Sigma, Tamron, Sony etc. Can be used on Wide, Standard, and Tele Lenses Durable ABS Construction 3 year limited warranty