.. index:: pair Settings; IFA Type IFA Type ======== Select the :ref:`In Field Area` (IFA) type in the box next to this key. BeamScheme will use this IFA definition in the calculation of parameters that use the IFA. This is a drop down selection field. Possible IFA Types are: .. toctree:: :maxdepth: 1 BSHelp9-2-1.rst BSHelp9-2-2.rst BSHelp9-2-3.rst |Note| The In Field Area affects the calculation of some parameters. .. |Note| image:: _static/Note.png