IPNO Pendant Lamp by Artemide . Ipno is a suspension appliance with a magical effect.It features an innovative optical unit that directs and concentrates light with a soft emission through its spiral patterned diffuser.The optical unit works according to a Total Internal Reflection (TIR) principle to direct the emission. It comes to life when light passes through the material, but only a minimum rate of light is emitted into the environment in a diffused and uncontrolled manner. Ipno combines tradition and innovation, manufacturing savoir faire and optical competence into a harmonious shape.Available in a sleek black & gold finish, Ipno adds elegance to any interior.IPNO Pendant Lamp by Artemide is designed by Michele De Lucchi