NiSi

NiSi 7340027549469 40.5mm Variable ND Filter 1.5-5 Stops

Achieve Perfect Exposure with the NiSi Variable ND Filter The NiSi 40.5mm ND-VARIO Pro Nano 1.5-5stops Enhanced Variable ND filter allows precise control over your exposure in various lighting conditions. This variable neutral density filter provides an exposure reduction of 1.5 to 5 stops, easi...

$65.00*
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*Price sourced from Amazon.com. Last updated:Jul 13, 2026.Price and availability are subject to change.

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Overview

Achieve Perfect Exposure with the NiSi Variable ND Filter

The NiSi 40.5mm ND-VARIO Pro Nano 1.5-5stops Enhanced Variable ND filter allows precise control over your exposure in various lighting conditions. This variable neutral density filter provides an exposure reduction of 1.5 to 5 stops, easily adjustable via the silver knob, perfect for photographers and videographers seeking flexibility and control.

  • Filter Size: 40.5mm
  • Density: Variable ND (1.5-5 stops)
  • Type: Neutral Density
  • Technology: Pro Nano Coating
  • Front Thread: 43mm (to avoid vignetting)

Key Features

Enhanced Color

Reduce Exposure by 1.5-5 Stops

No “X” Effect

High Definition Nano Coating on Both Sides, Water & Oil Repellent

Nano Coating Ultra Slim Frame

Specifications

Filter Type
Variable ND Filter
Filter Diameter
40.5mm
Exposure Reduction
1.5-5 Stops
Coating
High Definition Nano Coating (Both Sides)
Special Features
Water & Oil Repellent, No “X” Effect, Ultra Slim Frame

Pros & Cons

👍 Pros

  • Provides enhanced color fidelity, ensuring accurate and natural color reproduction in images.
  • Reduces exposure by 1.5 to 5 stops, offering significant control over light for various shooting conditions.
  • Designed to prevent the "X" effect, which is a common issue with some variable ND filters at extreme settings.
  • Features a high definition nano coating on both sides, making the filter water and oil repellent for easier cleaning and protection.
  • Equipped with an ultra-slim frame that helps minimize vignetting, especially when used with wide-angle lenses.

👎 Cons

  • The 40.5mm size restricts its compatibility to lenses with a matching filter thread diameter.
  • Variable neutral density filters can sometimes introduce color shifts, although this model claims enhanced color.
  • The 1.5-5 stop reduction range, while versatile, may not be sufficient for extremely bright conditions requiring more light reduction.
  • Requires careful handling to maintain the integrity of the nano-coating and optical quality over time.

Frequently Asked Questions

"Enhanced Color" indicates that the NiSi variable ND filter is designed to maintain accurate and natural color reproduction in your images, even when reducing light.
This filter can reduce the amount of light entering your lens by 1.5 to 5 stops, providing flexibility for shooting in various lighting conditions.
The NiSi 40.5mm Variable ND Filter is specifically designed to prevent the "X" effect, which can occur with some variable ND filters at higher density settings.
The nano coating on both sides of the filter provides high definition clarity and makes the filter water and oil repellent, simplifying cleaning and maintenance.
This filter features an ultra-slim frame, which is designed to minimize the risk of vignetting, particularly when used with wide-angle lenses.