{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11246482","patent":{"patent_number":"US-11246482","title":"Visual acuity examination","assignee":null,"inventors":[],"filing_date":"2018-10-30T00:00:00.000Z","publication_date":"2022-02-15T00:00:00.000Z","cpc_codes":["A61B","A61B","A61B","A61B","A61B","G06T"],"num_claims":15,"abstract":"A vision screening apparatus conducts a photorefraction ocular screening test to generate refractive error data. Based on the refractive error data, a Snellen equivalent is determined. An evaluated person distance from the vision screening apparatus is also determined and used to generate an adjusted optotype size. The vision screening apparatus displays the optotype, adjusted for the Snellen equivalent and the evaluated person distance."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Visual acuity examination","description":"A vision screening apparatus conducts a photorefraction ocular screening test to generate refractive error data. Based on the refractive error data, a Snellen equivalent is determined. An evaluated pe","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11246482","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-11246482","citation_suggestion":"Patentable. \"Visual acuity examination\" (US-11246482). https://patentable.app/patents/US-11246482","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11246482","json":"https://patentable.app/api/llm-context/US-11246482","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T16:18:35.002Z"}