----
        `astropy.table.Table`
            Table containing the transmission values for each energy and detector
        &#34;&#34;&#34;
        base_comps = [
            self.components[name] for name in [
                &#39;front_window&#39;, &#39;rear_window&#39;, &#39;dem&#39;, &#39;mli&#39;,
                &#39;calibration_foil&#39;, &#39;dead_layer&#39;
            ]
        ]

        #if energies is None:
        energies = energies * u.keV
        #    self.energies = [ENERGY_CHANNELS[i].e_