1. Optical glass, precision grinding and polishing, high-definition imaging.
2. double-sided multi-layer nano-coating process, restore the true colour.
3. Double-sided oleophobic waterproof, for your lens protection.
4. Aviation aluminium frame material, logo engraved by laser engraving will not fade;
5. CPL/NDPL adjustable, through the rotating gear can adjust the light, choose the right luminosity for shooting.
6. Installation will not damage the original lens, replace the filter at any time, do not let you miss the wonderful moment.
7. Note: Only UV filters can transmit 98.5% light, CPL filters can not be expressed in light transmission.
Specification:
Material: Aluminium (frame) + Optical Glass
Applicable Model: for Mini 4 Pro