{"aspect_id":"AS47","aspect_name":"luminous-efficacy","aspect_reference":null,"aspect_symbol":"\\nu_\\mathrm{V}","name":"luminous-efficacy candela second per newton per metre","scale_id":"SC1415","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":"\\nu_\\mathrm{V} cd.s.N-1.m-1","unit_id":"UN1328","unit_name":"candela second per newton per metre","unit_reference":null,"unit_symbol":"cd.s.N-1.m-1"}