The Canon 49mm Protect Filter is a general use. clear filter that helps to guard your lens from dust. scratches. moisture. and other elements. It is ideal for leaving on a lens at all times as it also helps to provide an additional level of assurance against accidental drops. - General protection filter reduces dust. moisture. and scratches from reaching lens elements. - Clear filter provides no additional coloration or contrast. allowing you to pair this filter with others.
