49mm Variable ND Filter ND2-ND400 (1-9 Stops) with Putter HD 28 Multi-Layer Coatings Nano-Xcel Series

SKU: KF01.1458

Q
What material are the filters made of?
Answer Question
A
Hello! This ND2-400 filter is made of high-quality Japanese optical glass with 32-fold nano-coatings.