【Japan AGC Optical Glass】Made by premium Japan AGC Optical glass. 10 stop light reductions, No color cast.
【HD/Waterproof/Scratch Resistant/Oil Proof】28 Multi-layer coatings, waterproof, scratch resistant, oil proof, effectively reduces glaring and ghosting fit for adventure photography.
【True Neutral Image & Free Infrared Contamination】Multi Layer coatings with metallic alloy film on both sides, produces a true neutral image, free from infrared contamination (flat curve).
【Capture Beauty of Movement】Eliminates overly bright & washed-out images, enables longer exposures to capture the beauty of time and movement.
【Compatible with Cokin Z Series】This ND filter size is 4x4"/100*100mm(2mm thickness), it compatible with Cokin Z Series for DSLR Cameras Lens.