{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11303813","patent":{"patent_number":"US-11303813","title":"Image pickup apparatus with focus condition determination","assignee":null,"inventors":[],"filing_date":"2020-01-22T00:00:00.000Z","publication_date":"2022-04-12T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N"],"num_claims":11,"abstract":"In a case where an in-focus threshold value is set based on an F number, when a zoom or a focus is changed, the threshold value will change, so that an in-focus indication happens to be switched to an out-of-focus indication.To solve the problem, an image pickup apparatus has an image pickup unit that picks up an optical image formed through an optical system, wherein the optical system has a zoom function and F number thereof varies within a predetermined range according to a plurality of zoom conditions, a determination unit that determines an in-focus condition when a defocus amount of an object is smaller than predetermined first threshold value, wherein the first threshold value is determined by a minimum F number within the predetermined range, and a focus indication unit that indicates a first in-focus indication when the focus condition is in-focus condition."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Image pickup apparatus with focus condition determination","description":"In a case where an in-focus threshold value is set based on an F number, when a zoom or a focus is changed, the threshold value will change, so that an in-focus indication happens to be switched to an","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11303813","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-11303813","citation_suggestion":"Patentable. \"Image pickup apparatus with focus condition determination\" (US-11303813). https://patentable.app/patents/US-11303813","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11303813","json":"https://patentable.app/api/llm-context/US-11303813","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T14:30:07.142Z"}