Tiffen

Tiffen W45650IRND21 4x5.65" Full Spectrum IRND 2.1 Filter

Achieve Perfect Color and Exposure with PrecisionThe Tiffen 4 x 5.65" Full Spectrum IRND 2.1 Filter is a combination infrared control and neutral density filter. Ideal for HD cameras susceptible to IR contamination, it ensures accurate color fidelity and exposure control. Crafted with Water White...

$375.00*
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*Price sourced from Amazon.com. Last updated:Jul 15, 2026.Price and availability are subject to change.

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Overview

Achieve Perfect Color and Exposure with Precision

The Tiffen 4 x 5.65" Full Spectrum IRND 2.1 Filter is a combination infrared control and neutral density filter. Ideal for HD cameras susceptible to IR contamination, it ensures accurate color fidelity and exposure control. Crafted with Water White glass and ColorCore technology, it delivers exceptional clarity and precision.

Specifications:

  • Brand: Tiffen
  • Model: W45650IRND21
  • Filter Size: 4 x 5.65" (101.6 x 143.5mm)
  • Type: Full Spectrum IRND 2.1 Filter
  • Density: 2.1 (7-Stop Exposure Reduction)
  • Material: Water White Optical Glass
  • Technology: ColorCore
  • Features: Infrared Control, Neutral Density

Key Features

Panavision Size

Specifications

Filter Type
Full Spectrum IRND
Optical Density
2.1
Size
4x5.65"
Compatibility
Panavision Size

Pros & Cons

👍 Pros

  • Specifically designed for Panavision size camera systems, ensuring compatibility.
  • Provides full spectrum IRND filtration, critical for managing infrared contamination in digital cinematography.
  • Offers a 2.1 optical density, which translates to 7 stops of light reduction for precise exposure control.
  • Manufactured by Tiffen, a company with a strong reputation for producing professional-grade filters.
  • Constructed with high-quality materials to ensure durability and consistent optical performance.

👎 Cons

  • The features list provides only one specific detail about this filter, making a comprehensive evaluation challenging.
  • There is no mention of the filter's material composition, such as glass type or coatings.
  • The product features do not specify any unique anti-reflective or hydrophobic properties.
  • Details regarding the filter's thickness or weight are not available in the provided information.
  • The absence of additional features means its versatility beyond Panavision size and IRND 2.1 is not clear.

Frequently Asked Questions

The primary purpose of this filter is to provide full spectrum IRND filtration, which helps to control exposure and manage infrared contamination in digital imaging.
The "IRND 2.1" designation indicates that this is an infrared neutral density filter with an optical density of 2.1, providing 7 stops of light reduction.
This Tiffen filter measures 4x5.65 inches, a size that is specifically compatible with Panavision camera systems.
Yes, the filter is listed as "Panavision Size," indicating its intended compatibility with Panavision camera equipment.
A full spectrum IRND filter helps to evenly reduce light across the visible and infrared spectrum, preventing color shifts or infrared pollution when using strong neutral density.