This filter reduces the amount of light and allows for longer exposure times, and therefore enabes larger aperture settings.
Irix Edge Neutral Density filters (ND) are an essential tool for long exposure photography and depth of field manipulation. The ND32000 version has optical density of 4.5 and reduces incoming light by 15-stops, allowing to do 5-minute long exposure under sunny day (at ISO 100, f/16). Thanks to special waterproof and oil repellent NANO coating, filter's surfce is protected from stains and fingerprints, and enables use the filter in extreme weather conditions. The low-profile frame with knurled edges provides very good grip and functionality with an aesthetic design in harmony with all Irix products.
Irix Blackstone 15mm f/2.4
Irix Firefly 15mm f/2.4
|THREAD SIZE||95mm x 1.0|
|ADDITIONAL THREAD AT THE TOP OF THE FRAME||95mm x 1.0|
|LIGHT WAVE REDUCTION||15-stops|
|FRAME THICKNESS (WITHOUT THREAD)||3.5mm|
|ANTIREFLECTION COATINGS||multi-layer NANO coating|
|SPECIAL TYPE COATINGS||double side waterproof and oil repellent|
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