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Ceramic discharge lights.
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.
They are designed as energy efficient replacements for traditional 400w quartz metal halide lamps installed in magnetic.
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.
This expanded recall involves philips lighting energy advantage ceramic metal halide lamps model cdm330 manufactured from may 2011 through march 2014.
Applications for these lamps include television and film making shop lighting digital photography street.
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.
Cmh is part of the high intensity discharge hid lighting category which offers the highest efficacy and longest life of any.