The phot r 49mm flower petal screw on lens hood helps to improve the versatility of your camera lens with this 49mm camera lens hood the lsquoflower petalrsquo shaped lens hood allows wider shooting angle than an ordinary round hood also the lens hood enables you to shoot while facing the light source and stops the light from coming into the lens at extreme angles and being reflected inside the lens it effectively eliminates unwanted flare protects lens from scratches and impacts yo