Rosco

Rosco Roscolux Frost - 20" x 24" Light Diffusion Gel

Achieve Soft, Even Illumination with Professional Diffusion Introducing the Rosco Roscolux Frost. This 20" x 24" sheet of light diffusing material transforms ellipsoidal beams into fresnel patterns, providing a smooth and even wash of light. Overview: Roscolux filters are manufactured using a u...

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*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.

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Overview

Achieve Soft, Even Illumination with Professional Diffusion

Introducing the Rosco Roscolux Frost. This 20" x 24" sheet of light diffusing material transforms ellipsoidal beams into fresnel patterns, providing a smooth and even wash of light.

Overview:

Roscolux filters are manufactured using a unique tri-extrusion technology, ensuring the longest possible life under hot theatrical lights. The colored layer is sealed between two microscopically thin layers of clear film, minimizing dye migration and extending its effective life.

Specifications:

  • Material: Light Diffusing Material
  • Size: 20" x 24"
  • Function: Changes ellipsoidal to fresnel beam pattern

Key Features

SMOOTH LIGHT - Roscolux Frost diffuses light evenly, reducing harsh shadows and creating a soft, flattering glow, ideal for portraits and product photography.

VERSATILE SIZE - Measuring 20x24 inches, this diffusion sheet is perfectly sized for small to medium light sources, offering flexibility in various studio setups.

ENHANCED DURABILITY - Crafted from robust materials, Roscolux Frost withstands heat and repeated use, ensuring long-lasting performance in demanding environments.

EASY APPLICATION - The lightweight and flexible design allows for simple mounting and positioning, streamlining your workflow and saving valuable setup time.

TRUE COLOR - Roscolux Frost maintains accurate color temperature, preventing unwanted shifts and preserving the integrity of your lighting design for professional results.

Specifications

Product Type
Light Diffusion Gel
Model
Roscolux Frost
Dimensions
20" x 24"
Features
Smooth Light, Enhanced Durability, Easy Application, True Color

Pros & Cons

👍 Pros

  • Effectively diffuses light to create a soft, flattering glow, reducing harsh shadows for professional results.
  • Sized at 20x24 inches, making it versatile for small to medium light sources in various studio setups.
  • Constructed from robust materials to withstand heat and repeated use, ensuring enhanced durability.
  • Offers a lightweight and flexible design, facilitating easy mounting and positioning to streamline workflow.
  • Maintains accurate color temperature, preserving the integrity of lighting design without unwanted shifts.

👎 Cons

  • The specific material composition beyond "robust" is not detailed, which may be relevant for certain environmental considerations.
  • While durable, the gel's lifespan can still be affected by continuous exposure to very high heat outputs from certain lights.
  • At 20x24 inches, it may be too small for diffusing very large light sources or creating expansive softboxes.
  • The "frost" effect is a specific diffusion level; it may not provide enough softening for all applications or too much for others.
  • As a single diffusion gel, it serves a specific purpose and does not offer adjustable diffusion levels.

Frequently Asked Questions

Roscolux Frost is designed to diffuse light evenly, creating a smooth, soft, and flattering glow while reducing harsh shadows.
This diffusion sheet measures 20 inches by 24 inches, suitable for small to medium light sources.
Yes, it is crafted from robust materials to withstand heat and repeated use, ensuring enhanced durability in demanding environments.
The Roscolux Frost features a lightweight and flexible design, allowing for simple mounting and positioning to streamline your setup process.
No, Roscolux Frost is designed to maintain accurate color temperature, preventing unwanted shifts and preserving the integrity of your lighting design.