{"aspect_id":"AS194","aspect_name":"spectral-luminous-efficacy","aspect_reference":null,"aspect_symbol":"K(\\lambda)","name":"spectral-luminous-efficacy lumen second per joule","scale_id":"SC1304","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":"K(\\lambda) lm.s.J-1","unit_id":"UN244","unit_name":"lumen second per joule","unit_reference":null,"unit_symbol":"lm.s.J-1"}