{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8472013","patent":{"patent_number":"US-8472013","title":"Refractive index distribution measurement method and apparatus that measure transmission wavefronts of a test object immersed in different media having refractive index lower than that of the test object","assignee":null,"inventors":[],"filing_date":"2009-12-22T00:00:00.000Z","publication_date":"2013-06-25T00:00:00.000Z","cpc_codes":["G01N"],"num_claims":14,"abstract":"A refractive index distribution measurement method includes the steps of measuring a first transmission wavefront of a test object by introducing reference light to the test object immersed in a first medium having a first refractive index lower than that of the test object by 0.01 or more, measuring a second transmission wavefront of the test object by introducing the reference light to the test object immersed in a second medium having a second refractive index lower than that of the test object by 0.01 or more and different from the first refractive index, and obtaining a refractive index distribution of the test object based on a measurement result of the first transmission wavefront and a measurement result of the second transmission wavefront."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Refractive index distribution measurement method and apparatus that measure transmission wavefronts of a test object immersed in different media having refractive index lower than that of the test object","description":"A refractive index distribution measurement method includes the steps of measuring a first transmission wavefront of a test object by introducing reference light to the test object immersed in a first","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8472013","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-8472013","citation_suggestion":"Patentable. \"Refractive index distribution measurement method and apparatus that measure transmission wavefronts of a test object immersed in different media having refractive index lower than that of the test object\" (US-8472013). https://patentable.app/patents/US-8472013","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8472013","json":"https://patentable.app/api/llm-context/US-8472013","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T13:13:48.132Z"}