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photometry
black body


spectral density of a black body


Caution
Fill in all input cells.
Choose all parameters unit.
All parameters are positive including temperature if it is expressed in K.

InputValueunit
lam
T
OutputValueUnit
Plamto be calculated
lam-Mto be calculated
rto be calculated
spectral density of a black body
lam : wavelength T : temperature Plam : spectral power density at the considered wavelength lam lam-M : wavelength producing the maximum spectral power density Pmax r : relative spectral power density ( ratio of Plam over Pmax )

Note
This calculation page can not detect all unrealistic inputs.



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