What are 3 examples of light pollution?

Answer 1

According to the China National Science and Technology Approval Committee announced the definition of light pollution, light pollution is a phenomenon of excess light radiation adverse impact on human life and production environments. Including the pollution caused by visible light, infrared and ultraviolet.

Experts suggest Lighting should vector photopic

Said Zhang Jian, the selected light is no fixed pattern, but must comply with the principle of light vector matching, that is to say we should use different brightness on different occasions. Must understand what kind of light environment of their own, different rooms have different functions, should use different light sources, different lighting determine different lighting design.

Illumination means, viewed from the same direction, to any surface in a given direction per unit projected area of ​​the light intensity (brightness), Lux. At present, China regulations, the general LUX of household lamps is 50Lux-100Lux.

Parlor

Mainly related to what the owner of the house used to do. In the living room welcome brightness is stronger so that the light evenly illuminates every corner of the interior, which ensure that visual space becomes large and people are more spiritual.

If the master prefer to watching TV in the living room, it is best to open the master rear lights, so you can moderately reduce visual fatigue. Should not open the dome light, because it will form a color screen, damage the human eye.

Restaurant

Choose a shade, and the upper and lower flexible stretch Warm lamps, at the same

time, contrast to color rendering index requirements so that the table delicacies

look more delicious，lift everyone's appetite, stressed to have shade to light dim around the desk , in order to cover up the people eating behavior.

Bedroom, studying room

Recommended a change in traditional practices, why not try to install light on curtains, if conditions permitting, can be made of the effect of light intensity gradient function, pay attention to the orientation of the room, installing a LED ceiling light ensure that most used natural light can emit to the center of the roof, combining natural lighting and lighting together so as to achieve the maximum effect of the light source complementary.

As for the cabinet and other local area local lighting can be installed to facilitate to find things.

In addition, the study room may be arranged in a number of green plants, these plants can not only absorb some computer electronic dust, but also can relieve eye fatigue.

Outdoor lighting also depends on the design of the house, using the most efficient lighting such as LED flood light is to get the most effective lighting brightness and width and reduce light pollution as far as possible, whether it is outdoor lighting or indoor lighting, It is vital that we should choose high-quality LED lighting, which put forward higher requirement of professional LED manufacturer.

Answer 2

Light trespass, over illumination and glare. (light clutter and skyglow may be added to your list)