Electric light source is how classification?

The function of electric light source is converts electrical energy to light energy. To provide a certain amount of illumination in the workplace. Electric light source can be divided into thermal electric light source and the arc discharge of two kinds of electric light source. At present there are the following type 1) commonly used in electric light source Thermal radiation electric light source: it includes: incandescent,

the function of electric light source is converts electrical energy into light energy. To provide a certain amount of illumination in the workplace. Electric light source can be divided into thermal electric light source and the arc discharge of two kinds of electric light source.

at present commonly used types of electric light source has the following

1) Thermal radiation electric light source: it includes: incandescent lamp, halogen tungsten lamp, Including iodine tungsten lamp, the bromine tungsten lamp again. )

　　2) Arc discharge electric light source: it includes, metal mercury lamp, [ Including low pressure mercury lamp, ( Also called fluorescent lamp) Energy-saving fluorescent lamp, high pressure mercury lamp and high pressure mercury lamp] ] ，( 2) Metallic sodium ( Including high pressure sodium lamp, again, low voltage sodium lamp) ( 3) Inert gas lamp ( And include xenon lamp, mercury xenon lamp) ( 4) Metal halide lamp ( Thallium indium and including sodium lamp, tube type of dysprosium lamp)