Binay Opto Electronics Private Ltd. Offers LED Aviation Obstruction Lights. Binay Opto Electronics Private Ltd also manufactures LED based pilot lights, aviation obstruction lights, alarm lights, etc. LED Aviation Obstruction Lights are "fit-and-forget" solution that eliminates the cost, hazard, and aggravation of frequent replacement - normally an inherent feature of the conventional filament bulb or neon spiral units used in this application. LED Aviation Obstruction Light offers high reliability of operation. The high reliability is due to the solid-state nature of the LED, which also lends it vibration-resistant and shock-proof properties in contrast to the fragility of conventional filament bulbs.