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Average Illuminance Estimator
Check the average lux and foot-candles a fixture count delivers, and see how far it lands from the target for the space.
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Spaces and applications calculators
Where the lighting goes and what happens under it: residential rooms, commercial floors, industrial halls, and exterior areas.
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Fixture Count Calculator
Turn a target illuminance and room size into a fixture count and a rectangular row and column layout.
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Fixture Spacing Estimator
Maximum centre-to-centre spacing from mounting height, luminaire distribution, and the illuminance target.
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Lighting Power Density Calculator
Installed lighting watts per square foot against the allowance for the space, including credited controls.
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Lumen Requirement Estimator
How many lumens a room, office, or warehouse floor actually needs, with a maintenance allowance already built in.
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