NiSi IR coated ND Optical Glass Filter

£57.00 (as of September 24, 2018, 6:17 pm)

NiSi Square IR coated ND Optical Glass Filter, Neutral Density Filter
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.

NiSi’s patented IR ND Filters adopts environmental lens-standard optical glass(H-K9L). Each piece of glass is coarse grinded, accurate grinded and polished on both sides. These are double sides NANO optical attenuatin coating and water & oil repellent coating. The transinittance curve is more flat from visible light to near infrared light to ensure ultra low color cast. The edge of the glass is black rimmed. The ultra bow reflection on the furface can eliminate glare. The anti-leaking sponge is made from fire-proof foam. IR ND filters will bring a new experience to the photographers. All filters fits you Lee Filter holder, Nisi 100mm Filter Holder System, Cokin Pro-Z Filter System and Haida 100mm Filter Holder System. The filters are all nano coated to stop water from sticking to them. We are official distributors for NiSi Digital in the UK. Visit our website www.nisifilter.co.uk for our full product range from NiSi. We are on facebook: please give us a like at www.facebook.com/nisicamerafilters
NiSi Square IR coated ND Optical Glass Filter, Neutral Density Filter
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.

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