Complex sentence: Ceravision is privately owned lighting company based in Bletchley Park, the developer of a range of electrodeless lamps under the trade name Alvara, the world's first High Efficiency Plasma (HEP) lamp.
Split into simpler sentences: Ceravision is privately owned lighting company based in Bletchley Park, the developer of a range of electrodeless lamps. Ceravision has introduced an electrodeless lamp system under the trade name Alvara, claimed to be the world's first High Efficiency Plasma (HEP) lamp.