Features: l Optical glass, precision grinding and polishing, visible light transmission rate of 96%, high-definition imaging l Adopt double-sided multi-layer nano-coating technology to give the lens high-quality waterproof, oil-proof, anti-fouling and scratch-proof performance l The frame is made of aviation aluminum, which has strong corrosion resistance and is not easy to fade l Paste the installation base, stable, no glue, no need to disassemble and replace the filter element, which is convenient and quick Specification: l Material: Aluminum Alloy (Frame)+Optical Glass l Color: Black l Size: 2.15x1.64x0.39cm l Applicable Model: for DJI Mini 3 Pro Types (Optional): l Filter UV l Filter CPL l ND8-PL l ND16-PL l ND32-PL l ND64-PL l ND8PL+ND16PL+ND32PL+ND64PL 4 Piece Set l UV+CPL+ND8PL+ND16PL+ND32PL+ND64PL 6 Piece Set l UV+ND8PL+ND16PL+ND32PL 4 Piece Set Package: l 1x Filter UV Or l 1x Filter CPL Or l 1x ND8-PL Or l 1x ND16-PL Or l 1x ND32-PL Or l 1x ND64-PL Or l 1x ND8PL+ND16PL+ND32PL+ND64PL 4 Piece Set Or l 1x UV+CPL+ND8PL+ND16PL+ND32PL+ND64PL 6 Piece Set Or l 1x UV+ND8PL+ND16PL+ND32PL 4 Piece Set Note: l Does not include Drone l Transition: 1cm=10mm=0.39inch l Please allow 1-3mm error due to manual measurement. Please make sure you do not mind before ordering Due to the difference between different monitors, the picture may not reflect the actual color of the item, please make sure you do not mind before ordering, Thank you!