filament lamp
It emits faint yellow light and is a widely used light source at present. Good color rendering (Ra= 100), bright lights, continuous dimming, simple structure, low price, but short life and low light efficiency. Uses: living room, living room, lobby, guest room, shop, restaurant, walkway, conference room, courtyard. Uses: table lamp, ceiling lamp, wall lamp, bedside lamp, corridor lamp.
fluorescent lamp
High light efficiency, long service life and good light color. Fluorescent lamps are straight tube type, ring type and compact type. It is a widely used energy-saving lighting source.
halogen tungsten lamp
Inflatable incandescent lamp, the filling gas contains some halogen elements or halides. It has all the characteristics of ordinary lighting incandescent lamp, the light efficiency and service life are more than twice as long as those of ordinary lighting incandescent lamp, and the volume is small. Uses: special lighting for conference rooms, exhibition halls, living rooms, commercial lighting, film and television stages, instruments, automobiles, airplanes, etc.
Diadenberg
High luminous efficiency, long service life, high luminous flux maintenance rate and strong fog permeability, but poor color rendering. Uses: Lighting for tunnels, ports, docks and mines.