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- Units of measurement
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- Units of photometry
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- Units of luminous energy

Talbot (unit)

No description available.

Lumen second

In photometry, the lumen second (lm⋅s) is the unit of luminous energy in the International System of Units (SI). It is based on the lumen, the SI unit of luminous flux, and the second, the SI base uni

Lumerg (unit)

No description available.

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