This lens hood maximizes the amount of hood coverage for the minimum amount of weight and hood area because of its "petal" shape. This dedicated lens hood is specifically designed to match the exact focal length of the lens it was designed for. The main function of the lens hood is to shade the lens from stray light， improving your contrast and image quality. But it will also protects the front barrel from the inevitable impacts against walls， door frames， and other real-life obstacles and in inclement weather， it can assist in keeping moisture or wind-blown debris off the lens.                                    Features            Flower / Crown shape: Designed flower / crown shape let the light to get into camera lens properly<br>Screw mount: Easy to attach and take off<br>Anti-glare coating: With a anti-glare coating available at the inner of hood for prevent the glare get into camera lens<br>Light weight: Convenience to carry out for outdoor photograph<br>Fix ring: Fix ring available for help to fix the hood onto a proper position<br>Fit for lens with filter thread: Suit for most of camera lens with front filter thread<br>Material: Plastic<br>Hood shape: Flower / Crown<br>                                                                                                Package Includes            1 x 2.17" Flower Petal Camera Lens Hood<br>