ALBUM EQ SHOP › Lee Filters 21" x 24" Sheet - 441 Full CTS Image 1 of 1 Lee Filters 21" x 24" Sheet - 441 Full CTS $12.95 Converts 6500K to 3200K - daylight to tungsten light with a yellow bias. Quantity: Add To Cart Added! Converts 6500K to 3200K - daylight to tungsten light with a yellow bias.