Lee 501 New Colour Blue Color Filter

Designers, photographers, and grips use L501 New Colour Blue in tungsten fresnels, par cans, and 3200K hotlights to cool the color temperature. Use Lee 501S in studios, theaters and on location to match color temperature between sources. L501 corrects toward daylight but retains warmth. L501 was created by Mike Robertson as an alternative to traditional CTB filters.