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Review Summary
20" x 24"
Color Effects Filter
Square
While the Roscolux Italian Blue, 20x24" Color Effects Lighting Filter is ideal for creating atmospheric, mysterious effects, it's particularly effective for simulating night-time water scenes. With a light transmission rate of 31%, this filter is part of Rosco's premier Roscolux range, renowned for its longevity under the heat of theatrical lights.
The secret to the Roscolux filter's durability lies in its unique tri-extrusion manufacturing process. This involves sealing the colored layer between two ultra-thin layers of clear film, which significantly reduces dye migration and extends the filter's effective lifespan. Known as "Supergel" in international markets, Roscolux is currently the most widely used filter range globally.
The Roscolux Italian Blue filter is composed of two types of plastic. Over 65% of the filter is made from co-extruded polycarbonate plastic, while the remainder is deep dyed polyester. This is a stark contrast to ordinary color filters, which are typically manufactured by surface coating clear polyester plastic film. In such cases, the color is essentially painted onto the surface, making it susceptible to heat and physical abrasion, leading to quick fading and scratching.
The Roscolux Italian Blue filter, however, is designed to resist such wear and tear, ensuring consistent, high-quality lighting effects over time. It is available in sheets of 20in. X 24in. (50cm x 61cm) or rolls of 24in. X 25ft. (61cm x 7.62m). For those requiring larger dimensions, the Cinelux line of filters offers rolls of 48in. X 25ft. (122cm x 7.62m).
In summary, the Roscolux Italian Blue, 20x24" Color Effects Lighting Filter offers superior durability, consistent color effects, and versatility in size options, making it a trusted choice for professionals in the theatrical and film industries.