Lighting calculator
Estimate the total lumens and number of bulbs a room needs for comfortable, even lighting.
Result
- Floor area
- 20 m²
- Total lumens needed
- 4000 lm
- ≈ 800 lm bulbs
- 5
Target lux: living rooms ~150–250, kitchens ~300–400, bathrooms ~200. Layer ambient, task and accent lighting.