Five kinds of lighting methods and principles (three)

Figure: hotel room or bedroom bedside lamp, both decorative and local lighting function

Local illumination can only illuminate the limited area, for the local location of the need for higher illumination, and the direction of the radiation has special requirements, local lighting should be used. And in some cases, location of occlusion and work area and generated near the reflection curtain, also should adopt the local lighting.

In order to prevent the stroboscopic effect of gas discharge lamp, it is advisable to use a gas discharge lamp with an electronic rectifier or a low power incandescent lamp. This standard stipulates in the workplace should not only set local lighting, this is because the work place is very bright, and the surrounding environment is very dark, easy to cause the light and shade is not suitable, and produce visual fatigue or accident.

Figure: factory, kitchen operation desk or desk, often using local lighting

Under normal circumstances, the use of local lighting in the factory, the general value of lighting in the mixed lighting should be selected according to the level of mixed lighting illumination 5%--15%, should not be less than 20lx, in order to ensure the quality of lighting.

5, when the need to improve the specific area or target illumination, the use of key lighting.

In a number of places such as shopping malls, museums, art galleries, etc., the need to highlight some specific objectives, the use of key lighting to improve the target illumination.

It is often used to emphasize a particular part of the space or furnishings, such as the need to highlight or display architectural elements, architecture, wardrobes, collectibles, decorations and works of art, etc..

Figure: Museum exhibition Chen often focus on lighting