Analysis and design of a wide-field and large-numerical-aperture compact imaging spectrometer with a freeform surface.
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DOI: 10.1364/ao.472164
Abstract: Wide-field-of-view (FoV) Offner imaging spectrometers with freeform surfaces have been studied extensively in recent years. However, a design result with a large numerical aperture (NA) cannot be simultaneously obtained with this layout. We present the… read more here.
Keywords: spectrometer; spectrometer freeform; imaging spectrometer; freeform surface ... See more keywords