Apply Haitz's Law to project LED lighting efficiency and cost. Calculate historical and projected improvements in lumen per dollar, compare current LEDs to historical benchmarks, and estimate future lighting cost savings.
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The Haitz's Law: LED Lumen per Dollar Progress Calculator works by applying a well-defined formula to the values you enter. Understanding the formula behind the calculation helps you interpret the result and check that your inputs are correct. Below we break down the key components that drive the Haitz's Law.
The core formula used by this calculator is:
Result = f(inputs, settings)
Each variable in the formula has a specific meaning: