Lighting Area Overall Plan
From the planning level, the lighting planning area is divided into five levels according to the requirements of lighting and urban spatial structure, land function, ecological environment protection and other aspects.
1.Primary lighting area, including enterprise office, commercial land, key buildings and landmark buildings, the brightness range is controlled in 25~50cd/㎡, which includes the change from the general period to the festival period.
2.Secondary lighting area, including commercial and cultural buildings, the brightness range is controlled within 15~25cd/㎡, which includes the change from general period to festival period.
3.Tertiary lighting area, including general buildings, educational and scientific research land, commercial and residential complex buildings. The brightness range is controlled in 10~15cd/㎡, which includes the change from the general period to the festival period.
4.Quaternary lighting area, including medical and health care, residential land, green square, public facilities, etc. The brightness range is controlled in 5~10cd/㎡, which includes the change period from the general period to the festival.
5.Quinary lighting area, is the special land for logistics and warehousing. Its brightness range is less than 5cd/㎡, can also be omitted.
Jakarta International Lighting Exhibition, Indonesia
The led light
Features and functions of downlights
