With features including a spherical ceramic arc tube to ensure uniform distribution of light, the 4ArXs HCD ceramic metal halide lamp family has an operating lifetime of over 8,000 hours, making them ...

Lamps in wattages from 150 to 400 are available in the MasterColor metal-halide line from Philips Lighting Co. The lamps have a sustained color-rendering index of 92 and are offered in 3000K and 4000K ...

Philips Lighting recalls metal halide lamps due to the outer bulbs can shatter, resulting in hot internal pieces of glass falling from the lamps, posing a burn and laceration hazard. This recall ...

The cost of high-technology lighting is widely acknowledged as a barrier to the greater use of advanced sources in retail and other commercial lighting applications. Compared to the first cost of ...