Lighting Lumens Calculator
Free online lighting lumens calculator. Enter room area and desired illuminance (lux) to calculate total lumens and recommended fixture count.
Calculate total lumens and recommended fixture count based on room area and desired lux level. Supports bedroom, office, kitchen, and precision work scenarios — plan your lighting layout precisely.
📊 Result Chart
About Lighting Lumens Calculator
Lighting Lumens Calculator is a free online tool. Free online lighting lumens calculator. Enter room area and desired illuminance (lux) to calculate total lumens and recommended fixture count. Perfect for home, office, and commercial lighting design. Works on mobile and desktop, all calculations run locally in your browser for privacy.
Lighting Lumens Calculator in 3 steps
- Enter the first parameter
- Enter the second parameter
- Click "Calculate" to see the result
Is this tool accurate?
Results are computed with standard, industry-accepted formulas for Room Area and Illuminance calculations.
Do I need to download anything?
No, it runs entirely in your browser. No downloads needed.