{"category_id":"CAT-000000300","path":"industrial-components-safety-infrastructure/machine-safety/light-curtains","name":"Light Curtains","description":"Light Curtains within Machine Safety.","level":3,"publication_count":2,"publication_count_deep":2,"url":"https://opentechnical.org/topics/industrial-components-safety-infrastructure/machine-safety/light-curtains/","children":[]}