OSRAM Power TOPLED Dome Lens Series LEDs. The Power TOPLED with lens series of LEDs, from Osram Opto Semiconductors, features focused radiation in a compact SMT package. Providing high brightness in the beam direction, the Power TOPLED with lens LED is suitable for applications including: traffic lights, backlighting (for switches, keys and displays), micro incandescent lamp replacement, indoor displays, signal and symbol illumination, automotive lighting or marker lights. SMT white PLCC-4 package with a dome lens Focused viewing angle