Lamp DescriptionColor Rendering
Index (CRI)Color Temperature
in Kelvin (K)T8/ADV/841 80–89 4100
T8/ADV/850 80–89 5000
T12/ADV/830 82 3000
T12/ADV/835 82 3500
T12/ADV/841 82 4100
T12/ADV/850 82 5000
High-Intensity Discharge
Standard mercury 20 5900
Mercury deluxe white 45 3900
Standard metal halide 65 4000
Standard coated metal halide 70 3800
Cool ceramic metal halide (39-70 W) 92 4000
Cool ceramic metal halide (100-400 W) 93 4000
Warm ceramic metal halide (39-70 W) 82 3000
Warm ceramic metal halide (100 W) 85 3000
Combined metal halide/HPS 90 4000
Standard high-pressure sodium 22 2000
Deluxe high-pressure sodium 65 2200
White high-pressure sodium 85 2700
Low-pressure sodium 0 1700
APPENDIX