37Mm Circular Polarising Filter (37Mm Cpl) Hoya Brand Buy Regional 'Diffraction correction'

'Diffraction correction'

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Stepping ring to adapt 58mm filters to 72mm diameter lenses

Even non-multi-coated Hoya filters have one layer of anti-reflective coating applied to each surface of the glass

even when totally immersed in water

37Mm Circular Polarising Filter (37Mm Cpl) Hoya Brand Buy Regional 'Diffraction correction'A circular polarizing filter is a commonly used filter in product and landscape photography. It removes reflections from smooth surfaces, water or snow. It also increases the contrast in cloudy skies with which dramatic effects can be obtained. The filter consists of two layers that can be rotated relative to each other. This makes the effect stronger or less strong. This can be seen directly through the lens. The filter removes approximately 1. 5 to