Rosco Cinegel Full Blue (CTB), 20" x 24" CC Lighting Gel Filter

Standard Tungsten to daylight correction. Boosts 3200 Degree K to nominal 5500 Degree K daylight. Deep-dyed base.Tungsten Conversion Filters are a range of blue filters that raise color temperature as needed. Although typically used on tungsten-halogen sources to balance with daylight, the range offers a multitude of technical and aesthetic color correction possibilities. The material is deep-dyed for heat stability and superior color transmission. Rolls 48" x 25' (122 cm x 7.6 m), sheets 20" x 24" (50 cm x 61 cm).