Color Corrective Filters
NTFL produces and stocks borofloat color corrective filters in the following sizes:
11.5” diameter x 3.3 mm thick
21.5” diameter x 3.3 mm thick
25.875” diameter x 3.3 mm thick
Color correction filters convert high color temperature sources, typically 7500K, to lower color temperatures without fading over time, regardless of the lamp power or operating temperature. We currently offer industry standard ¼ CTO, ½ CTO, ¾ CTO and full CTO corrector filters.