{"aspect_id":"AS223","aspect_name":"radiant-exitance-per-unit-frequency","aspect_reference":null,"aspect_symbol":"M_{\\mathrm{e},\\nu}","name":"radiant-exitance-per-unit-frequency watt per metre squared (per hertz)","scale_id":"SC1551","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":"M_{\\mathrm{e},\\nu} W.m-2.(Hz-1)","unit_id":"UN1464","unit_name":"watt per metre squared (per hertz)","unit_reference":null,"unit_symbol":"W.m-2.(Hz-1)"}