Lee Filters Lee C40STD CC Cyan 40 Compensating Filter,4inx4in Resin

• A range of filters recommended for use either in front of or behind the lens. • They control the spectrum by reducing the transmission at specific wavelengths. • They are primarily used to colour balance films, the required filter being determined as a result of tests, or as specified by the manufacturer. •They can also be useful for correcting light sources for which no one conversion filter exists, or for adding a deliberate colour bias.