Practical astronomy

Discussions dedicated to exchanges on the practice of astronomy.

50212 topics in this forum

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  1. Ma collimation ne tient pas...

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  2. Purosol en vaut-il le coût?

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  3. Alternative à SIRIL

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  4. Diviseur optique

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  5. Oculaire ES 92°

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  6. AX103s Vixen

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  7. liaison objectif vers ccd

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