{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11525978","patent":{"patent_number":"US-11525978","title":"Variable focal length lens apparatus","assignee":null,"inventors":[],"filing_date":"2019-07-23T00:00:00.000Z","publication_date":"2022-12-13T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","G02F"],"num_claims":2,"abstract":"A variable focal length lens apparatus is provided with a variable focal length lens in which a focusing position periodically changes in response to a drive signal that is input; a light source that emits detection light at an object via the variable focal length lens; an photodetector that receives the detection light that is reflected by the object, and outputs a light detection signal; a signal processor that, based on the light detection signal that is input, outputs a light emission signal that is synchronized to a focusing time point where the detection light is focused on a surface of the object; an illuminator that provides pulse illumination to the object with illuminating light, based on the light emission signal that is input; and an image capturer that captures an image of the object through the variable focal length lens."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Variable focal length lens apparatus","description":"A variable focal length lens apparatus is provided with a variable focal length lens in which a focusing position periodically changes in response to a drive signal that is input; a light source that ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11525978","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-11525978","citation_suggestion":"Patentable. \"Variable focal length lens apparatus\" (US-11525978). https://patentable.app/patents/US-11525978","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11525978","json":"https://patentable.app/api/llm-context/US-11525978","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T11:20:14.697Z"}