Ceiling mounted surgical light. Consists of a single lamp head up to 24" in diameter depending on the manufacturer. Unit provides heat filtered, color corrected light. Most lights require a minimum ceiling height of 8 feet 2 inches; check manufacturers' specific recommendations. Light head is in a movable yoke attached to a column hanging from the ceiling. For minor surgery and obstetrical procedures. Physical dimensions refer to the retracted light; one length of the dual swing arm around the center mount for width and depth and the height is the combined lamp head and folded arms height.