NiSi 100X100mm Square Neutral Density Filter， IR ND4(0.6)， ND 2 Stops 100mm System Optical Glass for 52mm，55mm，58mm，62mm，67mm，72mm，77mm，82mm lens，compatible with Lee Cokin Hitech Singh-Ray[Product Information]- Enter your model numberto make sure this fits.
- Can be used for Canon 16-35，Canon 24-70，Nikon 24-70，NiKon 70-200 and other 52mm，55mm，58mm，62mm，67mm，72mm，77mm，82mm lens，compatible with Lee Cokin Hitech Singh-Ray and other brand holder
- The optical glass (H-K9L) is cured by a fine annealing process and a double sided optical grinding and polishing process help to ensure a quality high definition rating.
- NiSi filters are precision cut， polished and optically processed to allow for extreme flatness and high parallelism for the highest quality glass， image quality and image crispness.
- Nano attenuation coating，Water&oil repellent coating，Ultra low color shift，Ultra low reflection
- NiSi square IR ND filters are not only coated but we have also added a Japanese fire-proof foam gasket to ensure there is no light leakage.
