{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11262621","patent":{"patent_number":"US-11262621","title":"Optical film layer and display device","assignee":null,"inventors":[],"filing_date":"2019-02-19T00:00:00.000Z","publication_date":"2022-03-01T00:00:00.000Z","cpc_codes":["G02F","G02F","G02F","G02F","G02F","G02F","G02F","G02F"],"num_claims":17,"abstract":"The present application relates to an optical film layer and a display device. The optical film layer comprises: an isotropic optical layer, a plurality of grooves being formed on one side of the isotropic optical layer; a single optical axis anisotropic optical layer, comprising a plate-shaped part and a plurality of convex structures which match the shape and size of the grooves and which are attached to one side of the plate-shaped part, the ordinary light refractive index of the single optical axis anisotropic optical layer is greater than that of the isotropic optical layer; a first grating layer, stacked on the side of the single optical axis anisotropic optical layer away from the isotropic optical layer or embedded in the side of the single optical axis anisotropic optical layer away from the isotropic optical layer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical film layer and display device","description":"The present application relates to an optical film layer and a display device. The optical film layer comprises: an isotropic optical layer, a plurality of grooves being formed on one side of the isot","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11262621","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-11262621","citation_suggestion":"Patentable. \"Optical film layer and display device\" (US-11262621). https://patentable.app/patents/US-11262621","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11262621","json":"https://patentable.app/api/llm-context/US-11262621","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T13:15:43.115Z"}