 |
ESTABLISH DESIGN CRITERIA |
DESIRED LIGHTING QUALITY
Lighting quality in a space is affected by numerous parameters. A designer must consider the following [1].
Programmatic
Variety of tasks performed
Hours of Operation
Desired visual impact
Owner/ occupants' expectations
Technical
Recommended illuminance levels on task planes
Desired contrast ratios on tasks versus ambient levels
Desired spectral distribution
Lamp and system maintenance
Aesthetic
Composition
Hierarchy
Mood
Atmosphere
Selective Visibility
The IESNA Lighting Design Guide contains a matrix of design issues ranging from ‘very important’ to ‘not important or not applicable’ for various interior locations and tasks. These can be referenced from the IESNA Lighting Design Guide attached here [2].
