Contact your local Planar Showroom to schedule a tour with a local team of experts who can help you find the best display solution for your project. Visit a Virtual Production & Extended Reality Studio Showroom Find a studio showroom near you to experience Planar display. Use this planar waveguides buying guide to compare major types, define selection criteria, and find suppliers: Professional purchasing of high-value photonics products is a substantial responsibility, where a structured decision-making process is essential. RP Photonics offers a lot of help: Get. Planar waveguides are structures used in optics and photonics to guide light or other electromagnetic waves within a plane. Here's a more detailed explanation: Structure: A planar waveguide typically consists of three layers: a core layer sandwiched between two cladding layers. more+. We at Audio Vision San Francisco specialize in providing Hi Fi Home Theater, San Francisco High End Electronics, AV Projectors, Highend Speaker Systems and Loudspeaker Systems for all your audio video needs. Along with the ever expanding frontiers of photonic applications as the world is fast advancing into the information era, there is a growing market for specialty photonic waveguides and fibers requiring sophisticated structures and materials that conventional manufacturing technologies meet great.