Ceramic arc tubes allow higher arc tube temperatures which manufacturers claim results in better efficacy color rendering and color stability.
Ceramic discharge metal halide lamp.
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.
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Philips lighting introduces mastercolor cdm elite agro 315 w t12 metal halide lamps for horticulture market.
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The xenon gas is used only to provide some light immediately upon lamp startup as required for safety in an automotive headlamp application.
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Description this expanded recall involves philips lighting energy advantage ceramic metal halide lamps model cdm330 manufactured from may 2011 through march 2014.
Looking for ge current ceramic metal halide hid bulb ed17 medium screw e26 lumens 11 900 lm 5hb88.
315w cdl agro lamp is made by philips lighting belongs to the ceramic discharge lamp cmh family also known as cdm and lec.
Metal halide mh lamp arc tubesare made of either quartz or ceramic see figure 1.
Vivosun 2 pack full spectrum 315w 3000k ceramic metal halide grow light bulb high efficiency low heat cmh cdm grow lamp for flowering 4 5 out of 5 stars 53 88 95 88.
High intensity discharge lamps.
The 2011 progress report by illuminating engineering society of america ies stated as follows.
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.
Bulb type high output color temperature 3000k.
Full intensity is reached 20 to 30 seconds later once the salts of sodium and scandium are vaporized by the heat of the xenon arc.