The 1.5- to 10-stop 72mm Nano-D Series Variable ND3-ND1000 Filter from K&F Concept rotates 360? between 1.5 and 10 stops of light reduction. It's made with Japanese AGC optical glass with 24 layers of multicoating. The glass is waterproof and...
The 1.5- to 10-stop 72mm Nano-D Series Variable ND3-ND1000 Filter from K&F Concept rotates 360? between 1.5 and 10 stops of light reduction. It's made with Japanese AGC optical glass with 24 layers of multicoating. The glass is waterproof and...