Worksheet · Workplace
Daylight autonomy and glare control are the daylight numbers worth specifying
A daylight specification clears the value engineering cut only when its benefit is stated as a number, such as an sDA of 300 lx over 50 per cent of the plane, that a client can weigh against the cost of the glazing or the shading system.
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The evidence behind this sheet
18 factorsheets carry the studies for and against, each with how firm that evidence is.
- Daylight raises sleep quality.
- Daylight has a non-linear effect on visual comfort.
- Daylight probably raises satisfaction.
- Daylight probably raises circadian alignment.
- Daylight probably raises mood.
- Daylight probably raises productivity.
- Daylight probably raises comfort.
- Daylight probably lowers fatigue.
- Daylight probably raises calm.
- Daylight probably raises beauty.
- Daylight probably raises positive affect.
- The evidence is very uncertain whether daylight affects anxiety.
- Circadian lighting shows no effect on sustained attention.
- The evidence is very uncertain whether daylight affects sense of control.
- The evidence is very uncertain whether daylight affects stress.
- The evidence is very uncertain whether daylight affects physical activity.
- Daylight raises pleasure.
- The evidence is very uncertain whether daylight affects cortisol.