<ul><li>Removes unwanted reflections from non-metallic surfaces such as water and glass.</li><li>Intensifies colors and saturation darker blue skies so white clouds stand out.</li><li>Circular Polarizing (CPL) Filter</li><li>The filter could limit the reflection from non metal surface such as water and glass windows. Using the filter. The colors shall become brighter and clearer and the contrast shall be strengthened. For black and white photo taking. the effects are the same with Y(K2) and O(G). If the filter is used together with R(25A). the infrared effects shall be</li></ul><br><br>

CPL Filter Circular Polarizer Lens Protector for SLR Camera 37mm 39mm 40.5mm 43mm 46mm Lente Protection(37mm)