1、Product Usage: The circular polarizer filter functions as a gray filter, reducing the amount of light entering the lens without compromising color fidelity, which allows it to prevent overexposure 2、Enhanced Landscape Photography: By intensifying blue skies and rendering clouds more stereoscopic, the CPL polarizer filter adds contrast to landscape shots, creating a layered visual experience 3、Filter Effect: It strengthens the appearance of blue skies and eliminates reflections from water surfaces and glass, while boosting color saturation and contrast. This results in clearer landscape photographs 4、Aluminum Alloy Frame: Crafted from aluminum alloy material, this lens filter frame ensures stability and durability. With a thickness of 5.3mm, it combines ultra thin design with robust construction 5、Optical Glass: Featuring multi coated optical glass for high light transmittance and accurate color rendition, the matte finished filter frame minimizes reflections and adds a touch of sophistication Item Type: CPL Polarizer Filter Material: Aluminum Alloy, Optical Glass 1 x Polarizer Filter 1 x Storage Case