The 200 Double Color Temperature Blue Filter from LEE Filters is uniform in color and with a mired shift value of -274, can be applied over a light fixture to purposely create a cool cast over a scene. This filter is constructed from polyester that is heat resistant to 356°F and is delivered as a 48" x 25' roll on a 1" core.
This filter is useful for converting tungsten light sources with a color temperature of 3200K to 26,000K. Under 3200K tungsten light, the 200 Double Color Temperature Blue Filter exhibits a 0.83 density and transmits light at 14.9%. Under 6774K Source C light, it exhibits a 0.79 density and transmits light at 16.2%.