Lighting (Lumens) Calculator
Construction & Home ImprovementCalculates the total lumens and number of light bulbs needed for a room, based on room area, activity type, and the lumen output of your chosen bulb.
Required Total Lumens
The total lumens needed to properly light the room at the recommended level.
Required Lux
538
The recommended illuminance level (lux) for this room / activity type.
Number of Bulbs Needed
7
How many bulbs of your chosen output are needed to reach the required total lumens.
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Construction & Home Improvement calculators
Calculator Stats
Creators
Odeh Ahwal0people find this calculator helpful
Views
Helpful
Saved
Embeds
Construction & Home Improvement calculators
Frequently Asked Questions
How is required lumens calculated?
Required Lumens = Recommended Lux (based on the room / activity type) x Room Area. The number of bulbs needed is then that total divided by the lumen output of your chosen bulb, rounded up.
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