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 ...

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 ...

The 2,000- and 3,000-lm LMH2 LED modules enable 50 and 70-W ceramic metal halide replacement tosupport a broad range of lighting applications that include downlights, wall sconces, pendants, ...

Here’s how astronauts see us, or at least used to, back when we had astronauts: That’s set to change, at least a bit, as the city rolls out 16,300 ceramic metal halide street lights with the help of ...