{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9823486","patent":{"patent_number":"US-9823486","title":"Rotating point-spread function (PSF) design for three-dimensional imaging","assignee":null,"inventors":[],"filing_date":"2016-04-19T00:00:00.000Z","publication_date":"2017-11-21T00:00:00.000Z","cpc_codes":["G01C"],"num_claims":20,"abstract":"An optical imaging system having an aperture comprised of a plurality of concentric annuli. The outer radius of each annulus is proportional to the square root of the number of annuli. Each annulus also having an azimuthally linearly increasing phase profile comprising for a given light wavelength. The system also includes a birefringent plate and the aperture and birefringent plate are adapted to jointly encode the full spatial and polarimetric degrees of freedom of a point source."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Rotating point-spread function (PSF) design for three-dimensional imaging","description":"An optical imaging system having an aperture comprised of a plurality of concentric annuli. The outer radius of each annulus is proportional to the square root of the number of annuli. Each annulus al","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9823486","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-9823486","citation_suggestion":"Patentable. \"Rotating point-spread function (PSF) design for three-dimensional imaging\" (US-9823486). https://patentable.app/patents/US-9823486","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9823486","json":"https://patentable.app/api/llm-context/US-9823486","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T04:56:23.691Z"}