Lighting design

Maintenance
Term for the measures taken for the ongoing and effective operation of a lighting installation. It includes replacing lamps, cleaning luminaires and setting the direction of any…
GlossaryLighting design

Grazing light
Type of lighting where the light is incident to the surface at a very shallow angle. Used to emphasise surface structure and texture.
GlossaryLighting design

Dark Sky
Term used in lighting design for lighting which avoids light pollution in the outdoor area in order to prevent brightening the night sky.
GlossaryLighting design

Backlighting
Type of lighting which is projected from behind the object and casts shadows forward. It can result in a halo of light being visible around the object. In stage lighting,…
GlossaryLighting design

Visual comfort
Visual comfort expresses the lighting quality with regard to parameters such as illuminance, elimination of glare and colour rendition.
GlossaryLighting design

Spill light
Unwanted light emitted outside the main beam. Spill light can cause glare, and outdoors, for example, it is often a source of light pollution.
GlossaryLighting design

Light protection
The limiting of intensity, ultraviolet radiation and infrared radiation, required especially in relation to exhibition lighting. Light protection is implemented by choosing…
GlossaryLighting design

Brilliance
Lighting effect on reflective surfaces or transparent materials. Brilliance is produced by the reflection of the light source or the refraction of light; it requires directed…
GlossaryLighting design