Nursing Home Design Guide
2006
Color
Applications
Temperature (K)
Bulk industrial and security lighting
2500
Low light levels (10 fc); General residential lighting, hotels, fine
2700 - 3000
dining and family restaurants, theme parks
Display lighting in retail and galleries; feature lighting
2950 - 3500
General lighting in offices, schools, stores, industry, medicine;
3500 - 4100
display lighting; sports fighting
Special-application lighting where color discrimination is very
4100 - 5000
important (uncommon for general lighting)
Special-application lighting where color discrimination is critical
5000 - 7500
(uncommon for general lighting)
Minimum Lamp
Applications
CRI
No critical industrial, storage, and security lighting
50
Industrial and general illumination where color is important.
50 - 70
Most office, retail, school, healthcare and recreational spaces.
70 - 79
Retail, work, and residential spaces where color quality is important
80 - 89
Retail and work spaces where color rendering is critical
90 - 100
Table 2.2
Color Classification Of Light Sources
Glare is usually associated with
2.3.5 Contrast and Glare
brightness differences or with reflected
The quality of lighting can be judged
light. It is not recommended that
through two primary characteristics:
luminaries be placed on the ceiling
contrast and glare. Contrast is
unless properly shielded with a lens,
necessary for good visual perception. It
diffuser or shading device. Windows
is also possible to produce excessive
should generally be located to the
contrast, which impedes good visual
resident's side to produce good quality
response. Therefore, luminaries and
task light without veiling reflections.
light fixtures need some type of shielding
device to prevent a direct view of the
lamps.
Office of Facilities Management
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