77mm Circular Polarizer Filter Nano-D Series - 24 Multi-Layer Green Coatings HD/Hydrophobic/Scratch Resistant

SKU: KF01.1792

Q
what is the diference between nano series and the d series and also the 28 layer coating and the 18 layer coating?
Answer Question
A
The Nano-X series with 28 multi-layer coated, waterproof and scratch-resistant, and the D-Series is 24 multi-layer coatings and waterproof, the K-Series is 18 Multi-Layer Coatings, without waterproof and scratch-resistant coating.