Blackbody Radiation Calculator

Blackbody radiance per metre of wavelength.

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Result

Enter your values and run the tool to see your result.

Check the units, enter your values, and run the tool. Results follow the assumptions and method below.

Spectral radiance2*6.62607015e-34*299792458^2/wavelength^5/(exp(6.62607015e-34*299792458/(wavelength*1.380649e-23*t))-1)