Engineering Tools
Lux & Lumen Calculator
Use standard engineering formulas to calculate optimal luminous flux density (Lux) and fixture counts based on room application standards.
LUMI Lighting Room Calculator
Calculate exact light requirements and product recommendations for your space.
1. Room Dimensions
5 m
4 m
2.8 m
Relaxed, warm ambient lighting
3. Recommended Layout
Total Area
20.0 m²
Required Lumens
3360 lm
Option A: LED Panels (18W)
Best for modern ceilings, clean appearance.
Quantity: 3 units
Total Power: 54W
Option B: LED Bulbs (9W)
Best for chandeliers, spotlights, or sconces.
Quantity: 5 bulbs
Total Power: 45W
* Estimates are based on optimal reflectance parameters in standard residential settings.