{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11269167","patent":{"patent_number":"US-11269167","title":"Zoom optical system, optical apparatus and method for manufacturing the zoom optical system","assignee":null,"inventors":[],"filing_date":"2017-10-05T00:00:00.000Z","publication_date":"2022-03-08T00:00:00.000Z","cpc_codes":["H04N"],"num_claims":11,"abstract":"A zoom optical system (ZL) comprises: a first lens group (G1) disposed closest to an object and having a positive refractive power; an aperture stop (S) disposed closer to an image than the first lens group (G1); a positive lens component disposed so as to oppose the image side of the aperture stop (S); and a lens group (G3) having the positive lens component, wherein a distance between the first lens group (G1) and the lens group (G3) having the positive lens component changes during zooming, at least one lens surface of the positive lens component has an aspherical surface, and the following conditional expression, 0.40<fp/fGp<3.60 is satisfied,  where      "},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Zoom optical system, optical apparatus and method for manufacturing the zoom optical system","description":"A zoom optical system (ZL) comprises: a first lens group (G1) disposed closest to an object and having a positive refractive power; an aperture stop (S) disposed closer to an image than the first lens","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11269167","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-11269167","citation_suggestion":"Patentable. \"Zoom optical system, optical apparatus and method for manufacturing the zoom optical system\" (US-11269167). https://patentable.app/patents/US-11269167","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11269167","json":"https://patentable.app/api/llm-context/US-11269167","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T15:53:49.510Z"}