This camera lens hood is primarily designed to prevent unwanted stray Light from entering the lens by extending and shading the end of the lens. Lens hood is primarily designed to prevent unwanted stray light from entering the lens by extending and shading the end of the lens.Light weight lens hoods are designed to prevent lens flare problems. It comes with an adjustment ring to ensure proper mounting orientation of the camera lens hood on your camera. The screw mount lens hood can lowers the contrast of the image. Enables you to shoot towards the light source, and being reflected inside the lens, without excessive flare.The primary use for a lens hood is to prevent light from hitting the front lens element from the sides - reducing contrast and creating flare. Pictures taken with a lens hood installed will generally have richer colors, deeper saturation.Buy it now!