The Frezzi HyLight Barn Door/Combo Color Filter solves all lighting control needs. Instant and accurately change color temperature to 3200K or 5600K with precision optical dichroic glass. Unlike film gels that absorb light and reduce output, dichroic glass correction filters are highly transmisisve with fractional stop loss when correcting color temperature. Control spill and put light where you want it with adjustable side ears. Accessory can be freely rotated 360 degrees.