Metal Halide Lamp
Ceramic arc tubes allow higher arc tube temperatures which result in better efficacy color rendering and color stability.
Metal halide lamp. A metal halide lamp is an electrical lamp that produces light by an electric arc through a gaseous mixture of vaporized mercury and metal halides compounds of metals with bromine or iodine it is a type of high intensity discharge hid gas discharge lamp. A halide is a chemical compound of a halogen combined with an electropositive element or in the case of lamps. Lamp luminous flux min 182000 lm lamp luminous flux nom 189000 lm colour designation. Sunlite 03658 su mh250 u mog m58 metal halide lamp 250 watts mogul base e39 ed28 15 000 hour life span 21000 lumen clear finish 4 2 out of 5 stars 142 19 97 19.
Reiling had discovered metal halide lamp in 1960. The halogens can all react with metals to form metal halides according to the following equation. It is a type of. Ceramic metal halide lamps are 10 20 more efficient than the traditional quartz metal halide and produce a superior color rendition.
Metal halide lamps that have a high cri include flood lamps used for retail lighting and grow lamps. Developed in the 1960s they are similar to mercury vapor lamps but contain additional metal halide compounds in the quartz arc tube. You are now visiting our global professional lighting website visit your local website by. A halogen is a monovalent element which readily forms negative ions.
The lamp uses mercury vapor to create the powerful light like the high pressure mercury vapor but includes other metals halide salts to improve the color. Who invented metal halide lamp. What is metal halide lamp. 2m nx 2 2mx n.
However some metal halide bulbs have a high color rendering index of 90. 1 how it works. Covalently bonded metal halides may be discrete molecules such as uranium hexafluoride or they may form polymeric structures such as palladium chloride. Choose from our quartz metal halide philips.
It is measured on a scale of 1 to 100 with 100 being the highest. Hpi t 2000w 646 e40 220v crp 4. What is the constructional feature of a metal halide lamp. Most metal halide lamps have a low color rending index ranging in the 60 to 70 range.
A metal halide lamp is an electrical lamp that produces light by an electric arc through a gaseous mixture of vaporized mercury and metal halides compounds of metals with bromine or iodine. You are now visiting the philips lighting website.