Aberration compensation strategy for the radius of curvature error of the primary mirror in off-axis three-mirror anastigmatic telescopes.
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DOI: 10.1364/ao.431908
Abstract: This paper discusses compensation strategies for the aberration fields caused by the error in the radius of curvature (ROC) of the primary mirror (PM) in pupil-offset off-axis three-mirror anastigmatic (TMA) astronomical telescopes. Based on the… read more here.
Keywords: axis three; mirror; aberration; error ... See more keywords
Optical design of a cooled mid-wave infrared off-axis three-mirror system with a low F-number and wide field of view.
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DOI: 10.1364/ao.449841
Abstract: Infrared imaging systems with a wide detection scale, excellent precision, and high resolution are playing an increasingly important role in many fields. Compared with uncooled infrared detectors, the cooled infrared detectors have the advantages of… read more here.
Keywords: system; mirror; axis three; mid wave ... See more keywords
Design of a compact off-axis freeform three-mirror system in a circular configuration.
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DOI: 10.1364/ao.460838
Abstract: A compact off-axis three-mirror system, especially with a wide field of view and small f-number, continues to present challenges in the optical design field. To design a compact off-axis three-mirror system based on a freeform… read more here.
Keywords: three mirror; mirror system; compact axis; design ... See more keywords
Optical design method of a three-mirror anastigmatic telescope with low misalignment sensitivity based on the nodal aberration theory.
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DOI: 10.1364/ao.463869
Abstract: We propose a design method for a three-mirror anastigmatic telescope with low misalignment sensitivity and deduce the analytic expression between the misalignment aberration and its optical parameters based on the nodal aberration theory. We establish… read more here.
Keywords: telescope; aberration; mirror; misalignment sensitivity ... See more keywords
Cooled infrared off-axis freeform three-mirror system design with convenience in testing and assembly.
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DOI: 10.1364/ao.479208
Abstract: A cooled infrared off-axis freeform three-mirror system, especially with a small f-number and 100% cold stop efficiency, continues to present challenges in design, testing, and assembly. A primary mirror and tertiary mirror integrated structural model… read more here.
Keywords: infrared axis; mirror; cooled infrared; mirror system ... See more keywords