A method for optimizing the wavefront errors of detected radiation in the optical system of a large-sized telescope (LST) based on the redistribution of errors over the image field is developed. On the example of a cryotelescope having a diameter of 12 m, the problem of optimizing a uniform distribution of aberrations over the image field in an LST was solved by varying the parameters of the secondary mirror in the Zemax-EE software package. The results of calculating optical assemblies using the traditional method and the proposed method for optimizing the errors of the radiation wavefront are presented. The advantages and disadvantages of both methods are considered.
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Translated from Izmeritel’naya Tekhnika, No. 2, pp. 57–61, February, 2021.
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Sychev, V.V., Klem, A.I. Method for Optimizing Wavefront Errors of Detected Radiation in Large-Sized Optical Data Measurement Systems. Meas Tech 64, 139–144 (2021). https://doi.org/10.1007/s11018-021-01908-2
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DOI: https://doi.org/10.1007/s11018-021-01908-2