Paper
5 September 2006 Applying phase retrieval techniques to infrared spectrometer alignment
Author Affiliations +
Abstract
We have developed a test method using parametric phase retrieval to estimate the wavefront of a cryogenic infrared spectrometer. The phase retrieval algorithm accounts for optical system obscurations, apodization, noisy detector pixels, polychromatic sources, and spectrometer dispersion. This tool was used in establishing the optimal alignment and focus for a two channel infrared spectrometer operating in a cryogenic environment. This paper provides an overview of the technique and test implementation.
© (2006) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Peter T. Spuhler, Tim Valle, and Thomas Kampe "Applying phase retrieval techniques to infrared spectrometer alignment", Proc. SPIE 6316, Image Reconstruction from Incomplete Data IV, 63160G (5 September 2006); https://doi.org/10.1117/12.682351
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Cited by 1 scholarly publication.
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KEYWORDS
Phase retrieval

Point spread functions

Infrared spectroscopy

Spectroscopy

Image retrieval

Wavefronts

Infrared radiation

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