For over 120 years, Philips has LED the lighting industry, introducing innovative, energy efficient lighting solutions and building a trusted reputation for exceptional performance and reliability. As the industry continues to transform, so do we to meet the changing needs of our customers. We've streamlined our organization to enhance our customer experience, providing seamless service, while continuing to drive innovation with a complete portfolio of best in-class products that represent the full depth, breadth and forward thinking that you can expect from an industry leader. MasterColor® CDM lamp gives a unique combination of unbeatable light quality and consistent performance over lifetime while keeping running costs low. The Philips MasterColor® Tubular single ended T4 lamp is a compact, energy efficient, ceramic metal halide lamp that provides crisp, sparkling light.