Tiffen 72 mm Wide Angle Mount Skylight 1-A Filter 

The Tiffen 72 mm Wide Angle Mount Skylight 1-A filter is a general-use filter with a slight pink tint to improve overall colour accuracy and clarity. The pink colouring helps reduce the overall bluish cast of daylight and is particularly effective for landscape photography and in shaded areas. The Sky 1A filter is also useful as a general protection filter to leave permanently on lenses. Filters help reduce dust and moisture that could reach your lens element and provide additional protection in the event of drops or situations where scratches could occur. This filter features a slimmer profile mounting ring, ideal for use with wide-angle lenses. It has no front thread for stacking filters. Tiffen filters are manufactured using ColorCore technology, a process that involves laminating the filter substrate between 2 pieces of optical glass, grinding it flat to a tolerance of 1/10,000th of an inch, and then mounting it on precision metal rings. - Helps improve overall colour accuracy and clarity when shooting outdoors in daylight and in shade. - The pink tint reduces the bluish cast of natural light. - The general protection filter reduces dust, moisture and scratches that could reach lens elements.