
NiSi
NiSi 498382 Cinema 4x5.65" Hard-Edge ND 0.9 Filter - Graduated Neutral Density
A cinema-grade 4x5.65" hard-edge graduated ND filter with nano-coated optical glass for precise exposure control.
$289.00*
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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
Key Features
A solid-edged line of transition from the clear area to the darkened density of 0.9, or a 3 stop light reduction
Perfect to balance the exposure when scenes have a sudden transition from the foreground to the sky
True to life color, No color cast
High definition optical glass with NiSi Nano Coating - waterproof, scratch resistant, and easy to clean
Compatible with matte boxes that support 4x5.65" filters with 4mm thickness
Specifications
Brand
NiSi
Model
498382
Filter Type
Hard-Edge Graduated Neutral Density
Density
ND 0.9 (3-Stop)
Size
4 x 5.65 inches
Material
Optical Glass
Coating
Dual-Sided Nano Coating, Infrared Light Control
Features
Scratch-Resistant, Oil-Resistant, Water-Resistant, Anti-Reflective
Pros & Cons
👍 Pros
- Optical glass construction delivers high clarity and minimal image degradation.
- Dual-sided nano coating provides water, oil, and scratch resistance for demanding on-set conditions.
- 3-stop hard-edge graduation precisely controls exposure along a defined horizon line.
- Industry-standard 4x5.65-inch cinema size fits most professional matte box systems.
- Infrared light control reduces IR contamination that can cause color shifts in digital cinema cameras.
👎 Cons
- Hard-edge transition is less forgiving on uneven horizons like cityscapes or mountain ranges.
- The 4x5.65-inch cinema format is not compatible with standard still photography filter holders without an adapter.
- Premium optical glass and coatings place this filter at a higher price point than resin alternatives.
- A single 3-stop density may not be sufficient for extremely bright conditions, requiring stacking or a higher-density filter.
Frequently Asked Questions
What does the 0.9 density rating mean in practical terms?
An ND 0.9 density reduces light by 3 stops in the graduated area, allowing you to darken a bright sky by 3 stops while leaving the lower portion of the frame unaffected.
What is the difference between a hard-edge and soft-edge graduated ND filter?
A hard-edge grad has a sharp, defined transition line between the dark and clear areas, making it best for scenes with a distinct, straight horizon line like seascapes or flat landscapes. A soft-edge grad has a more gradual blend.
Does this filter introduce any color cast to the image?
NiSi's optical glass construction and nano-coating are designed to maintain color neutrality, minimizing unwanted color shifts in your footage.
What matte box or filter holder does this 4x5.65" filter fit?
The 4x5.65-inch cinema format is an industry standard and fits most professional matte boxes designed for that size, including systems from Tilta, Bright Tangerine, Wooden Camera, and others.
How does the nano coating benefit this filter in the field?
The dual-sided nano coating makes the filter resistant to water, oil, scratches, and fingerprints, which makes cleaning easier and protects the glass during on-set use.