... are commonly used to help protect the surface of the lens from scratches, smudges, dirt and other hazards.♦ Protection for ... your lensProtects your camera lens from all dust, dirt, moisture, scratches and fingerprints. This ... basic clear glass filter is a must for every lens.♦ CoatingSMC - Water, Oil repellent, Scratch & Stain resisitance, Transmittance ...