Artificial light sources are an important source of light in human life.Its sanitation requirement should first have sufficient lighting, indicating that the unit of illumination is Lux code LX.The appropriate photo of the room is 100 Lax, the lowest is not less than 50 Lax.Secondly, the requirements of the requirements should be constant and distributed evenly.If the shadow of sparseness occurs when the work surface is illuminated, people's eyes must be continuously adapted and constantly regulated, which can easily lead to visual fatigue.In addition, people should also pay attention to avoid strong light from harm to the eyes.
Due to the improvement of living conditions, many residents do large decoration indoor, and many decorators do not know the health requirements of the living room. The more luxurious the better, the better, and even the style of the high -end hotels for decoration.As everyone knows, the guest rooms of the hotel are temporarily living in tourists and business trips. Although the room is luxurious and comfortable, its lighting equipment is mainly for guests to rest.Pinded illness.
In addition, some residents have good housing conditions. Like the lighting and audio equipment of the living room into a ballroom, relatives and friends on weekends or holidays meet, engage in a party, and have a family dance during the meeting.The rotating activity light sources flashed with colorful light, and the black light set off the atmosphere of the ballroom.And when people dance and sing, they do not know that these lights are quietly endangering their eyes.
The black light can emit ultraviolet light with a wavelength of 250 to 320nm.This is a decorative lamp that is different from ultraviolet lamps. The ultraviolet rays emitted can induce white substances to emit fluorescence, that is, people wearing white shirts (fluorescent whitening agents in the white shirt).Fluorescence.If this black light is accepted for a long time, it can make people burnout, dizziness, decreased sexual desire, and neurasthenia, which can induce cataracts at the same time.Rotating active lights and color light sources can make people dazzling, extremely unfavorable to the eyes, and interfere with the central nervous system of the brain, making people feel dizzy and unstable.This is why some people feel uncomfortable as soon as they arrive at the ballroom.
(Editor in charge: Chen Bong)
