ALBUM EQ SHOP › Lee Filters 4' x 4' Sheet - 201 Full CTB Image 1 of 1 Lee Filters 4' x 4' Sheet - 201 Full CTB $44.95 Converts tungsten (3200K) to photographic daylight (5700K). Quantity: Add To Cart Added! Converts tungsten (3200K) to photographic daylight (5700K).