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C.Ovidiu

08 Ian 2016 17:49



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Avem aici o prezentare a Observatorului Chamberlin cu luneta sa de 20 inch

https://www.youtube.com/watch?v=P85JwkETecA

https://www.youtube.com/watch?v=RNyVfka5wS0

Si aici refractorul din Parcul Denver 20 inch Alvan Clark

https://www.youtube.com/watch?v=etdg0r5ZqW4

Aici Townsend Telescope Appeal un refractor Cooke

https://www.youtube.com/watch?v=G3eTWm7ZcpU

Un alt refractor Cooke

https://www.youtube.com/watch?v=xy5C9wlbEsI