NiSi was found in 2005 and is specialized in Camera & Cinema Filters. NiSi have their own factory in China and has a number of optical patent technologies. Today is NiSi a high technology industry with the best solution technique for landscape photography and cinema/broadcast.

NiSi filters have several unique qualities as:

• - All NiSi filters are made of Optical glass of highest quality (imported from Japan and Germany)
• - Double anti reflective multilayer coating
• - Water and Oil repellent Nanocoating
• - Resistance against scratches
• - NiSi filter series products are all accord with the EU ROHS requirements.

With NiSi filters, you can improve the exposure of your images and bring out more detail in the highlights and shadows. NiSi Filters offer Low colour cast, Low reflection and are High definition.

NiSi offers 3 types of filters:

• - Cinema Filters
• - Square Filters
• - Circular Filters

This filter cuts UV-light under 395NM. 
Additionally, superfine dull polishing and elaborate knurling make sure that the frame will not blanch because of repeated rotation.
All materials used in this filter meet the requirements of European Union's standards of environment protection---ROHS(Restrictions on Hazardous Substances), they contain nothing hazardous.

Furthermore, screw thread in front of the frame makes it easy to install the lens cap and other accessories.

• Ultra thin, only 3 mm: Minimize vignetting effect on wide angle lenses

• Multi coating on both sides of the filter

• High quality optical glass for high transmittance (>98,3%) and highly smooth surface with low reflection (0,5%)

• Protect the lens from dust, damage to the front element

• Hard waterproof and oil repellent coating on outer side

• Easy to clean