NiSi

NiSi N-888481 Cinema 1.8 FS ND 6-Stop Filter 4x5.65

Achieve Cinematic Perfection with Neutral Density ControlThe NiSi Cinema 1.8 FS ND Filter is designed to precisely control light and color for professional filmmaking. With its 6-stop light reduction, this filter allows for creative flexibility in various shooting conditions while maintaining col...

$315.00*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

Achieve Cinematic Perfection with Neutral Density Control

The NiSi Cinema 1.8 FS ND Filter is designed to precisely control light and color for professional filmmaking. With its 6-stop light reduction, this filter allows for creative flexibility in various shooting conditions while maintaining color accuracy.

Specifications:

  • Density: 1.8 (6 Stops)
  • Filter Size: 4x5.65"
  • Thickness: 4mm
  • Material: High-quality Optical Glass
  • Coating: Titanium Coating with Hydrophobic and Oleophobic properties
  • Neutrality: Full Spectrum Neutral Density (FS ND) for accurate color reproduction
  • Compatibility: Cinema matte boxes that hold 4x5.65" filters

Key Features

The 1.8 density in the filter lengthens the shutter speed by uniformly reducing the amount of light entering the camera by 6 stops, allowing for shooting at wider apertures or reduced shutter speeds

Pure neutral color in your images by protecting from the full light spectrum, including ultraviolet (UV) and infrared (IR). This allows for authentic images in true-to-life color.

Compatible with cinema matte boxes that hold 4x5.65" filters with 4mm thickness

High quality optical glass with precise flat and parallel surfaces, providing crystal clear images

Top-of-the-line Titanium coating to promote a long-lasting and durable filter. The coating also gives a surface that is waterproof, oilproof (even from fingerprints), and anti-reflective.

Specifications

Density
1.8 ND
Light Reduction
6 Stops
Size
4x5.65 inches
Thickness
4mm
Material
High quality optical glass
Coating
Titanium
Color Protection
Ultraviolet (UV) and Infrared (IR)
Surface Properties
Waterproof, oilproof, anti-reflective

Pros & Cons

👍 Pros

  • Achieves a 6-stop reduction in light, providing flexibility for wider apertures or slower shutter speeds in various lighting conditions.
  • Maintains pure neutral color in images by blocking the full light spectrum, including UV and IR, for accurate color reproduction.
  • Constructed with high-quality optical glass that features precise flat and parallel surfaces, ensuring crystal-clear image quality.
  • Features a top-of-the-line Titanium coating for enhanced durability and longevity of the filter.
  • The Titanium coating provides waterproof, oilproof, and anti-reflective properties, making it resistant to fingerprints and easy to clean.

👎 Cons

  • Designed specifically for cinema matte boxes that accommodate 4x5.65" filters, limiting its use with other systems.
  • The 4mm thickness of the filter means it requires specific matte box slots designed for that dimension.
  • While durable, any significant impact could still potentially damage the high-quality optical glass.
  • The 1.8 density provides a fixed 6-stop light reduction, which may not be as versatile as variable ND filters.
  • Requires proper handling to avoid scratching the optical glass, despite its durable Titanium coating.

Frequently Asked Questions

This NiSi filter has a 1.8 density, which uniformly reduces the amount of light entering the camera by 6 stops.
No, this filter is designed to maintain pure neutral color in images by protecting from the full light spectrum, including UV and IR, ensuring true-to-life color.
This filter is compatible with cinema matte boxes that are designed to hold 4x5.65" filters with a 4mm thickness.
The filter is made from high-quality optical glass with precise flat and parallel surfaces, and it features a top-of-the-line Titanium coating that makes it waterproof, oilproof (even from fingerprints), and anti-reflective.
The filter utilizes high-quality optical glass with precise flat and parallel surfaces to provide crystal clear images and a pure neutral color by blocking UV and IR light.