Ceramic metal halide cmh or cdm lamps are a relatively new source of hid light that is a variation of the traditional metal halide hid lamp.
Ceramic discharge lights.
Ceramic metal halide is relatively new light source touted for being compact efficient and powerful.
This expanded recall involves philips lighting energy advantage ceramic metal halide lamps model cdm330 manufactured from may 2011 through march 2014.
Gas discharge lamps are a family of artificial light sources that generate light by sending an electric discharge through an ionized gas a plasma typically such lamps use a noble gas argon neon krypton and xenon or a mixture of these gases some include additional substances like mercury sodium and metal halides which are vaporized during startup to become part of the gas mixture.
Cmh lamps use 20 of the power of comparable incandescent light bulbs for the same output 80 117 lumens watt and retain their color spectrum better than most other gas discharge lamps making them a.
They are designed as energy efficient replacements for traditional 400w quartz metal halide lamps installed in magnetic.
Cmh is part of the high intensity discharge hid lighting category which offers the highest efficacy and longest life of any.
The ceramic discharge metal halide cdm lamp often referred to as ceramic metal halide lamp cmh is a source of light that is a type of metal halide lamp which is 10 20 more efficient than the traditional quartz metal halide and produces a superior color rendition 80 96 cri.