- Provides high UV protection and protects the lens against scratches, dust and fingerprints\n- High colour saturation\n- Normal coating: one layer on each side\n- Quality standard (glass): optical glas\n\nImpact on the picture:\n- Puts contrast and depth in the picture, the sky gets blue, the clouds get white and the colours become clearer\n- Depending on the position of the filter, non-metallic reflections (water, plastic, glass etc.) are eliminated\n- The best effect is achieved with a shooting angle of 30-40° to the reflective surface