{"id":362198,"date":"2024-04-15T11:31:09","date_gmt":"2024-04-15T11:31:09","guid":{"rendered":"\/forum\/forums\/topic\/metalens-optical-power\/"},"modified":"2024-04-15T11:31:09","modified_gmt":"2024-04-15T11:31:09","slug":"metalens-optical-power","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/metalens-optical-power\/","title":{"rendered":"Metalens-Optical Power"},"content":{"rendered":"<p>Hi,<\/p>\n<p>I&acute;m simulating a metalens and i would like to know how to calculate the optical power in the focal spot and divide it by the transmitted optical power of the lens.<\/p>\n<p>I integrate the poyinting vector in the monitor at the nearfield to know the transmitted power of the lens, i use farfieldexact3d to extrapolate the farfield and get the E^2 across on the focal plane. <br \/>how do i get the poyinting vector at the focal plane.<\/p>\n<p>Best regards,<\/p>\n<p>Jo&atilde;o Borlido<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"template":"","class_list":["post-362198","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hi,I\u00b4m simulating a metalens and i would like to know how to calculate the optical power in the focal spot and divide it by the transmitted optical power of the lens.I integrate the poyinting vector in the monitor at the nearfield to know the transmitted power of the lens, i use farfieldexact3d to extrapolate the\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/metalens-optical-power\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Learning Forum | Ansys Innovation 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