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The optical system of the Mt John one metre telescope
Published online by Cambridge University Press: 04 August 2017
Extract
The telescope will be used at the Cassegrain focal plane only. Two interchangeable systems of secondary optics are required to give relative apertures of:
(a) f/13.5 for spectroscopy and photometry over a small field.
(b) f/8 for photography over as wide a field as practicable.
- Type
- I. Telescopes and Instrumentation
- Information
- Copyright
- Copyright © Reidel 1986