{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9672399","patent":{"patent_number":"US-9672399","title":"Diffuse bright field illumination system for a barcode reader","assignee":null,"inventors":[],"filing_date":"2016-08-06T00:00:00.000Z","publication_date":"2017-06-06T00:00:00.000Z","cpc_codes":["G06K","G06K","G06K","G06K","G06K","G06K"],"num_claims":21,"abstract":"One aspect of the present disclosure is related to a barcode reader that includes a bright field illumination system, a dark field illumination system, and an additional illumination system that is better able to illuminate an area of the reader's field of view between the far zone (where bright field illumination is optimal) and the close zone (where dark field illumination is optimal). In this “center zone,” the dark field illumination may not be bright enough and the bright field illumination may not be diffuse enough for reading a barcode."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Diffuse bright field illumination system for a barcode reader","description":"One aspect of the present disclosure is related to a barcode reader that includes a bright field illumination system, a dark field illumination system, and an additional illumination system that is be","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9672399","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-9672399","citation_suggestion":"Patentable. \"Diffuse bright field illumination system for a barcode reader\" (US-9672399). https://patentable.app/patents/US-9672399","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9672399","json":"https://patentable.app/api/llm-context/US-9672399","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T12:46:34.264Z"}