A striplight's a multi-circuit stage lighting instrument. They usually consist of row of lamps. A single striplight's usually wired internally into either 3 or 4 circuits. Each internal circuit consists of several lamps evenly spaced with in the unit. Often, a lighting designer will use roundels (colored glass lenses) or gels to make these lights different colors. The unit can then be wired into several different circuits, allowing each bank of colored lights to be controlled by a separate dimm… (More on Striplight)