The development history of garden lights

The development history of garden lights u003cbru003e u003cbru003e u003cbru003e In 1879, Edison of the United States successfully extended the life of incandescent bulbs to more than 40 hours. u003cbru003e u003cbru003e u003cbru003e   In 1910, the Cooley Hall in the United States used tungsten filaments as filaments and invented tungsten filament bulbs and incandescent lamps. u003cbru003e u003cbru003e u003cbru003e   In 1913, the American Lanmere filled the glass bulb with gas to prevent the filament from evaporating, and invented the gas filled tungsten bulb. u003cbru003e u003cbru003e u003cbru003e   In 1925, Japan's Fushimi Tachibana invented a frosted light bulb on the inner wall. u003cbru003e u003cbru003e u003cbru003e   In 1932, Junichi Miura of Japan invented the double helix tungsten light bulb u003cbru003e u003cbru003e u003cbru003e Since then, human beings have never stopped pursuing light. u003cbru003e u003cbru003e u003cbru003e u003cbru003e u003cbru003e u003cbru003e Soon people discovered that humans not only need lighting indoors to satisfy their daily lives, but when night falls outdoors, they also need lighting in order to extend the time of outdoor activities. This way street lights were born. With the civilization and progress of mankind, in the 1970s, people found that the wall-mounted installation of street lamps not only took up space and resources, but the street lamps hanging overhead not only made people feel depressed, but also had safety hazards, and could not meet the requirements of specific spaces. Installation and lighting requirements were thus born. u003cbru003e u003cbru003e u003cbru003e So, what are the features of courtyard lights? u003cbru003e u003cbru003e u003cbru003e Developed to the 1990s, it was widely used in urban slow lanes, narrow lanes, residential quarters, tourist attractions, parks, squares, private gardens, courtyard corridors and other public places on one side or two volumes for road lighting , u003cbru003e u003cbru003e u003cbru003e   It can also change people’s mood, improve people’s mood, and change people’s perceptions, creating a night like a palette of light and dark. In the daytime, courtyard lights can embellish the city scenery; at night, courtyard lights can not only provide necessary lighting and life convenience, increase the residents’ sense of security, but also highlight the highlights of the city and interpret the bright style, so that it has been used today and has developed into a mature industrial chain .