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Developer API
Science Calculators
›
Waves
›
Photon Energy
Photon Energy
E = hf = hc/λ
Solve for:
E (Energy)
f (Frequency)
λ (Wavelength)
Enter known values:
Planck's Constant (h) - joule_second
Frequency (f) - hertz
Wavelength (λ) - meter
Speed of Light (c) - meter_per_second
Calculate
Result
Step-by-step Solution
More Waves Formulas
Wavelength-Frequency Relationship
λ = v/f
← All Waves Formulas
Explore All Science Calculators
