Philips electronics india is nations most well-known. Philips offers single-ended metal halide lamps consisting of a quartz discharge tube containing high-pressure mercury and a mixture of metal halides in a hard-glass outer envelope. The halide lamps has excellent lumen maintenance and long life ensure high maintained illuminance levels and minimal maintenance costs, good colour rendering creates a pleasant ambience with high visual comfort and excellent colour stability ensures good colour uniformity over lifetime, even with spot replacements. The halide lamps are used in indoor high bay lighting, e.G. Industrial workshops, exhibition halls, hypermarkets, shopping malls, diy stores, churches, airport and station entrances. The key features of the halide lamps;