1. Adopts professional optical glass lenses for high-definition image quality; multi-layer coated filters provide high light transmittance and true color reproduction. 2. Magnetic design allows for quick installation and removal; simply bring it close to securely attach without worrying about the filter falling off, enabling quick filter changes at any time. 3. Compact and portable, easy to store; filters can be installed into the filter slot of the official protective case. 4. CPL Filter: Mainly used to eliminate harmful non-metallic reflective light, increase color saturation, deepen the blue of the sky, highlight white clouds, make the image clearer, and enhance the image clarity and expressiveness. 5. Material: Aluminum alloy + optical tempered glass.