Rosco Cinegel Quarter Blue (1/4 CTB), 48"x25' Roll of Color Correction Lighting Filter

Under the precise demands of film and video production, the Rosco Cinegel Quarter Blue (1/4 CTB) stands as an essential tool for cinematographers and lighting professionals seeking to achieve the perfect color balance. This high-quality 48"x25' roll of color correction lighting filter is expertly crafted to elevate 3200K tungsten sources to a cooler 3500K, effectively compensating for varying daylight conditions, voltage fluctuations, and the natural aging of HMI lamps or household incandescent sources.

The Cinegel Quarter Blue filter is meticulously designed with a deep-dyed base, ensuring heat stability and superior color transmission with a mired shift of -30 and 74% transmission, resulting in a subtle -0.4 stop reduction in light intensity. This technical precision allows for a partial conversion that is ideal for fine-tuning the color temperature without overpowering the scene.

As part of the Tungsten Conversion Filters range, this 1/4 CTB filter is not only perfect for balancing tungsten-halogen sources with daylight but also opens up a world of technical and aesthetic color correction possibilities. Whether you're looking to enhance the visual mood or correct color imbalances, this filter's versatility makes it a go-to solution for a wide array of lighting setups.

The generous dimensions of the roll, measuring 48 inches in width and 25 feet in length, provide ample material that can be custom-cut to fit various lighting fixtures or camera lenses. This flexibility ensures that lighting directors and gaffers can adapt the filter to the specific needs of each production, making it an indispensable asset in any professional lighting kit.

Crafted by Rosco, a brand synonymous with excellence in the production of film and video equipment, the Cinegel Quarter Blue (1/4 CTB) filter is a testament to the brand's commitment to quality and performance in the demanding world of professional cinematography and videography.