{"id":318161,"date":"2023-11-17T11:02:12","date_gmt":"2023-11-17T11:02:12","guid":{"rendered":"\/forum\/forums\/topic\/diffraction-grating\/"},"modified":"2023-11-17T11:02:12","modified_gmt":"2023-11-17T11:02:12","slug":"diffraction-grating","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/diffraction-grating\/","title":{"rendered":"Diffraction grating"},"content":{"rendered":"<p>Can any one plz let me know that in diffraction grating for central operating wavelength why we have to ensure the condition that angle of incidence must be equal to angle of diffrcation to maximize the efficiency.But this is not the case with rest of the wavelength. The following data is copied from (https:\/\/support.zemax.com\/hc\/en-us\/articles\/1500005578762-How-to-build-a-spectrometer-theory)<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/17-11-2023-1700218801-mceclip1.png\"><\/p>\n","protected":false},"template":"","class_list":["post-318161","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=\"Can any one plz let me know that in diffraction grating for central operating wavelength why we have to ensure the condition that angle of incidence must be equal to angle of diffrcation to maximize the efficiency.But this is not the case with rest of the wavelength. 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