{"aspect_id":"AS198","aspect_name":"luminous-exitance-per-unit-frequency","aspect_reference":null,"aspect_symbol":"M_{\\mathrm{V},\\nu}","name":"luminous-exitance-per-unit-frequency per metre squared candela (per hertz)","scale_id":"SC1430","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":"M_{\\mathrm{V},\\nu} cd.m-2.(Hz-1)","unit_id":"UN1343","unit_name":"per metre squared candela (per hertz)","unit_reference":null,"unit_symbol":"cd.m-2.(Hz-1)"}