Lighting the main aim is to provide the visual space of the comfortable, safe, and lighting design can use the following three points to as is in accordance with the requirements of testing standard:
1) Whether meet the needs of the visual tasks.
2) Is it has enough visual comfort
3) Whether to show the necessary lighting atmosphere.
all kinds of lighting elements can form a variety of visual effects, the merits of the lighting design is mainly measured by lighting quality, in the lighting design should fully consider and properly handle the following lighting quality indicators: the intensity of illumination, brightness, uniformity, glare, light color, shade, etc. Among them, such as illumination, brightness, uniformity and other objective physical quantities can be measured directly, and visual comfort and lighting atmosphere by man's subjective response to evaluation.
1, the illuminance level 2, level of brightness and glare
3, intensity of illumination evenness
4, light color and color rendering