Articles with "path difference" as a keyword



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Complete description of the optical path difference of a novel spectral zooming imaging spectrometer

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Published in 2018 at "Optics Communications"

DOI: 10.1016/j.optcom.2017.11.013

Abstract: Abstract A complete description of the optical path difference of a novel spectral zooming imaging spectrometer (SZIS) is presented. SZIS is designed based on two identical Wollaston prisms with an adjustable air gap. Thus, interferogram… read more here.

Keywords: complete description; path difference; optical path; description optical ... See more keywords
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Exact optical path difference and complete performance analysis of a spectral zooming imaging spectrometer.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.468584

Abstract: The optical path difference (OPD) equations of the dual Wollaston prisms (DWP) with an adjustable air gap (AG) are derived by the wave normal tracing method, which is suitable for arbitrary incidence plane and angle.… read more here.

Keywords: imaging spectrometer; path difference; spectral zooming; optical path ... See more keywords
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Optical path difference microscopy with a Shack-Hartmann wavefront sensor.

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Published in 2017 at "Optics letters"

DOI: 10.1364/ol.42.002122

Abstract: In this Letter, we show that a Shack-Hartmann wavefront sensor can be used for the quantitative measurement of the specimen optical path difference (OPD) in an ordinary incoherent optical microscope, if the spatial coherence of… read more here.

Keywords: hartmann wavefront; microscopy; wavefront sensor; path difference ... See more keywords