82mm Camera UV + Polarizing Lens Filters + Lens Cap Kit, 3pcs of Cleaning Cloths and a Filter Pouch Included, K&F Concept Nano K Series

SKU: SKU.2040V1

Q
Does anybody knows the difference between 18 layered coating and 28 layer?
Answer Question
A
The 18-layer is a K-series coating, just normal coated, but the 28 layers coating is waterproof and scratch-resistant, also ensuring higher image quality.