{"aspect_id":"AS193","aspect_name":"illuminance-per-unit-frequency","aspect_reference":null,"aspect_symbol":"E_{\\mathrm{V},\\nu}","name":"illuminance-per-unit-frequency lumen per metre squared (per hertz)","scale_id":"SC1432","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":"E_{\\mathrm{V},\\nu} lm.m-2.(Hz-1)","unit_id":"UN1345","unit_name":"lumen per metre squared (per hertz)","unit_reference":null,"unit_symbol":"lm.m-2.(Hz-1)"}