{"id":193643,"date":"2024-07-27T04:26:08","date_gmt":"2024-07-27T09:26:08","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2024\/07\/new-method-for-3d-quantitative-phase-imaging-eliminates-need-for-digital-phase-recovery-algorithms"},"modified":"2024-07-27T04:26:08","modified_gmt":"2024-07-27T09:26:08","slug":"new-method-for-3d-quantitative-phase-imaging-eliminates-need-for-digital-phase-recovery-algorithms","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2024\/07\/new-method-for-3d-quantitative-phase-imaging-eliminates-need-for-digital-phase-recovery-algorithms","title":{"rendered":"New method for 3D quantitative phase imaging eliminates need for digital phase recovery algorithms"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/new-method-for-3d-quantitative-phase-imaging-eliminates-need-for-digital-phase-recovery-algorithms2.jpg\"><\/a><\/p>\n<p>QPI is a powerful technique that reveals variations in optical path length caused by weakly scattering samples, enabling the generation of high-contrast images of transparent specimens. Traditional 3D QPI methods, while effective, are limited by the need for multiple illumination angles and extensive digital post-processing for 3D <a href=\"https:\/\/phys.org\/tags\/image+reconstruction\/\" rel=\"tag\" class=\"\">image reconstruction<\/a>, which can be time-consuming and computationally intensive.<\/p>\n<p>In this innovative study, the research team developed a wavelength-multiplexed diffractive optical processor capable of all-optically transforming <a href=\"https:\/\/phys.org\/tags\/phase\/\" rel=\"tag\" class=\"\">phase<\/a> distributions of multiple 2D objects at various axial positions into intensity patterns, each encoded at a unique wavelength channel.<\/p>\n<p>This <a href=\"https:\/\/phys.org\/tags\/design\/\" rel=\"tag\" class=\"\">design<\/a> allows for the capture of quantitative phase images of input objects located at different axial planes using an intensity-only image sensor, eliminating the need for digital phase recovery algorithms.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>QPI is a powerful technique that reveals variations in optical path length caused by weakly scattering samples, enabling the generation of high-contrast images of transparent specimens. Traditional 3D QPI methods, while effective, are limited by the need for multiple illumination angles and extensive digital post-processing for 3D image reconstruction, which can be time-consuming and computationally [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41,1491],"tags":[],"class_list":["post-193643","post","type-post","status-publish","format-standard","hentry","category-information-science","category-transportation"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/193643","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=193643"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/193643\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=193643"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=193643"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=193643"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}