This is an excellent quality circular polarizing filter designed to fit in front of the lens onto the screw-thread of your camera's 30mm Diameter Lens. These are supplied in a plastic case for protection. Please check your camera manual for correct thread size.
Kood 30mm Circular Polarizing Filters - Light rays which are reflected become polarized. Polarizing filters are used to select which light rays enter your camera lens. They can remove unwanted reflections from non-metallic surfaces such as water or glass and also saturate colors providing better contrast.
The effect can be seen through the viewfinder and changed by rotating the filter. The filter factor varies according to how the filter is rotated and its orientation to the sun. If you're out walking on a lovely day - in the mountains or at the beach - and you want to get a fabulous shot of a cloud-filled sky or make the water seem more saturated, then a polarizer is ths