{"id":"S85012638","label":"Beam splitters","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85012638","normalized_label":"beam splitters","broader":["http://id.loc.gov/authorities/subjects/sh85095150","http://id.loc.gov/authorities/subjects/sh85106922"],"aliases":["Light beam splitters"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85012638","provider":"lcsh","revision":"fc023681abf51371","taxonomy_revision":"f050b5d4780b1289","title":"Beam splitters","url":"/topics/S85012638","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"903116861963633216","address_version":"morton4x16-v1","coordinates":[0,20,17602,30720],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}