{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9778489","patent":{"patent_number":"US-9778489","title":"Electro-active spectacles","assignee":null,"inventors":[],"filing_date":"2016-08-24T00:00:00.000Z","publication_date":"2017-10-03T00:00:00.000Z","cpc_codes":["A61B","A61B","A61B","G02F","A61B","A61B","G02F"],"num_claims":3,"abstract":"A spectacle lens is disclosed. The disclosed lens provides a vision correcting area for the correction of a wearer's refractive error. The viewing correction area provides correction for non-conventional refractive error to provide at least a part of the wearer's vision correction. The lens has a prescription based on a wave front analysis of the wearer's eye and the lens can further be modified to fit within an eyeglass frame."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Electro-active spectacles","description":"A spectacle lens is disclosed. The disclosed lens provides a vision correcting area for the correction of a wearer's refractive error. The viewing correction area provides correction for non-conventio","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9778489","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-9778489","citation_suggestion":"Patentable. \"Electro-active spectacles\" (US-9778489). https://patentable.app/patents/US-9778489","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9778489","json":"https://patentable.app/api/llm-context/US-9778489","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:56:58.226Z"}