- A "must" for every amateur and professional user. - High colour saturation. - At the same time UV filter. - Normal coating: one layer on each side. - Quality standard (glass): ProClass*****. - Impact of picture: - Puts contrast and depth in the picture, the sky gets blue, the clouds get white and the colours become clearer. - According to the position of the filter, non-metallic reflections (water, plastic, glass etc.) are removed. - The best effect is achieved with a shooting angle of 30-40° to the reflective surface.