{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9778438","patent":{"patent_number":"US-9778438","title":"Imaging lens and imaging apparatus","assignee":null,"inventors":[],"filing_date":"2016-05-18T00:00:00.000Z","publication_date":"2017-10-03T00:00:00.000Z","cpc_codes":["G06V","G06V"],"num_claims":17,"abstract":"An imaging lens is constituted by, in order from the object side to the image side: a positive first lens group; a stop; a negative second lens group; and a positive third lens group. Only the second lens group moves in the direction of the optical axis to perform focusing operations. The second lens group is constituted by one or two positive lenses and one negative lens. The third lens group is constituted by, in order from the object side to the image side, two or three positive lenses and one negative lens."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Imaging lens and imaging apparatus","description":"An imaging lens is constituted by, in order from the object side to the image side: a positive first lens group; a stop; a negative second lens group; and a positive third lens group. Only the second ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9778438","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-9778438","citation_suggestion":"Patentable. \"Imaging lens and imaging apparatus\" (US-9778438). https://patentable.app/patents/US-9778438","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9778438","json":"https://patentable.app/api/llm-context/US-9778438","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T18:30:59.573Z"}