Abstract
Calculations have been made of the intensity distribution of star images formed at the focal surface of large Schmidt telescopes. The calculations take account of atmaspheric seeing, aperture diffraction, manufacturing errors, chromatic errors in the corrector plate, scattering in the emulsion, photographic response and grain structure. The results are expressed in terms of simulated microdensitometer scans across the processed emulsion.
Results are given for a system S1(1.24m, f/2.5) similar to the 48″ U.K. Schmidt (with both singlet and achromat corrector plates) for several combinations of correctors and filters using IIIa-J emulsion for recording. The improvement in performance expected from the use of larger Schmidt telescopes is discussed and results are given for two designs with 2.5 metres aperture, S2(2.5m, f/2.5) and S3(2.5m, f/3).
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© 1984 D. Reidei Publishing Company
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Brown, D.S., Dunlop, C.N., Major, J.V. (1984). Images from Large Schmidt Telescopes. In: Capaccioli, M. (eds) Astronomy with Schmidt-Type Telescopes. Astrophysics and Space Science Library, vol 110. Springer, Dordrecht. https://doi.org/10.1007/978-94-009-6387-0_27
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DOI: https://doi.org/10.1007/978-94-009-6387-0_27
Publisher Name: Springer, Dordrecht
Print ISBN: 978-94-009-6389-4
Online ISBN: 978-94-009-6387-0
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