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#Tools

## Conversions

* [Frequency to Wavelength to Energy Calculator @ BRIGHAM YOUNG UNIVERSITY](http://www.photonics.byu.edu/fwnomograph.phtml)
* [Conversion Tools @ NASA](https://heasarc.gsfc.nasa.gov/cgi-bin/Tools/energyconv/energyConv.pl)
* [Frequency - Wavelength - Energy Converter @ MSU](http://www2.chemistry.msu.edu/faculty/reusch/virttxtjml/cnvcalc.htm)

## Math

* [Wolfram Alfa](https://www.wolframalpha.com/)