Flood light by optical components, mechanical components and electrical parts 3 parts. Optical components the main reflector and limit light
Shading. Mechanical parts are mainly shell, as well as fix and adjust the focusing mechanism of the light position, fixing bracket lamps, base and adjust lamp light with an angle indicates direction of parts. Spotlight on mostly closed, mechanical parts with protective glass and seals. According to environmental needs, sometimes with metal mesh. Good spot light is also equipped with air filters. Electrical part main ballast, capacitor, trigger (depending on light sources based on the needs).