{"collection":"equipment-type-history:chiral-nematic-microscopy-cell","items":[{"history_family":"equipment-type-version","event_id":"chiral-nematic-microscopy-cell@1","revision":1,"event_kind":"definition","title":"Chiral-nematic sample cell with controlled drive"}],"next_cursor":null,"bounded":true,"authority":"illustrative-unadmitted-fixture","canonical_admission":false}