Metric · draft
A measurable indicator (students often call it a KPI) used as evidence for a design decision.
| Category | Comfort |
| Unit | % of occupied hours |
| How it is calculated | Share of occupied hours in which a point reaches a target illuminance (e.g. 300 lux) from daylight alone, simulated with Radiance-based tools. |
| Origin | standard |
| Standard | DA300 / EN 17037 |
| Status | draft |
Also known as: Daylight comfort · DA
What it measures
Daylight in workplaces — rare in deep warehouses.
Calculation
Share of occupied hours in which a point reaches a target illuminance (e.g. 300 lux) from daylight alone, simulated with Radiance-based tools.
Connections
- Used in case studies: Adam Večeřa, Sara Gani
- Tools that can calculate it: Honeybee, Pollination
- Informs decisions on: Worker comfort and well-being
Something wrong or missing? Suggest a correction