{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8462405","patent":{"patent_number":"US-8462405","title":"Image-reading apparatus","assignee":null,"inventors":[],"filing_date":"2010-03-16T00:00:00.000Z","publication_date":"2013-06-11T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N"],"num_claims":17,"abstract":"An image-reading apparatus includes a light dividing unit that divides irradiated light so that a part of the light having a first wavelength is diffracted, and a part of the light having a second wavelength is transmitted; a first light measuring unit that measures an intensity of light entering into a first measuring area, and outputs first measurement information indicating the measured intensity; a second light measuring unit that measures an intensity of light entering into a second measuring area, and outputs second measurement information indicating the measured intensity; an image-forming unit that forms an image of a subject for reading in the first measurement area, and that forms a virtual image in the second measurement area using light diffracted by the light dividing unit; and a generation unit that corrects the first measurement information on the basis of the second measurement information."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Image-reading apparatus","description":"An image-reading apparatus includes a light dividing unit that divides irradiated light so that a part of the light having a first wavelength is diffracted, and a part of the light having a second wav","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8462405","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-8462405","citation_suggestion":"Patentable. \"Image-reading apparatus\" (US-8462405). https://patentable.app/patents/US-8462405","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8462405","json":"https://patentable.app/api/llm-context/US-8462405","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T09:24:17.752Z"}