Optics - Light Pipes definition: Light pipes are clear tubes that transmit light from a light source, such as an LED to a user interface. A light pipe is a rod made of opti... Optics - Light Pipes Product Listing: 4163,LC-31.Optoelectronics type:Accessories(213078),Panel Indicators, Pilot Lights(92085),Lamps - Incandescents, Neons(89745),LED Lighting - White(77755),LEDs - Lamp Replacements(55406) .Optics - Light Pipes has 2 pieces of spot stock price information, you can click the "RFQ" button to confirm the inventory and price with the Twicea.