Andoer 52mm UV Lens Filter Ultra-Violet Protector for Canon Nikon Sony Pentax Camera Absorbs the ultraviolet rays, and provides a clearer image. Protects your camera lens from dust, moisture, scratches and fingerprints. Low Profile Frame: filter frame helps avoid vignetting on super wide angle lenses. Knurled Frame Edge: equipped with a knurling edge for easy attachment and removal.