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Cassegrain and Coudé focus positions of the optical instrument (e.g.... | Download Scientific Diagram
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Cassegrain and Coudé focus positions of the optical instrument (e.g.... | Download Scientific Diagram
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The large equatorial coudé telescope - Observatoire de Paris - PSL - Centre de recherche en astronomie et astrophysique
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Accessoires M42 / T2: Lunette guide 60/234 chercheur coudé T2 (sans oculaire) - TS - Astronomie Pierro-Astro'
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