1. K&F Concept circular polarizer made of Japan optical glass,deepens the intensity of blue skies; reduces or eliminates glare.
2. Multi-coating reduces reflection, reduce glare and improve saturation.
3. Aluminum alloy frame, Ultra slim rim profile to avoid vignetting on wide angle lenses.
4. CPL filters are good for skies, waters, foliage. They can dramatically enhance these natural elements, giving images better appearance.
5. Rotating a CPL filter on your lens can make dramatic changes to a simple image.