LSS Series Moisture-Sealed Litepipes® VCC LSS Series Moisture-Sealed Litepipes® provide a display panel moisture seal and 180º viewing angle with VCC's SMS 172 Series panel lens. This lens and Litepipe unit was developed to provide moisture sealing and dust control for display panels when the LED is attached to a circuit board. The LSS Series is designed for use with surface mount LEDs as well as standard thru-hole LEDs, horizontally or vertically circuit board mounted. The Litepipe is tubular in shape and attached to a lens, which is fitted with a gasket that provides sealing for both moisture and dust.