![Teleskop-Service Ransburg GmbH on Twitter: "New available ! TS-Optics 10" f/6.4 Ritchey Chretien Astrograph with 254mm aperture, integrated corrector and carbon - grating tube. Besides the 10" version, we also offer a Teleskop-Service Ransburg GmbH on Twitter: "New available ! TS-Optics 10" f/6.4 Ritchey Chretien Astrograph with 254mm aperture, integrated corrector and carbon - grating tube. Besides the 10" version, we also offer a](https://pbs.twimg.com/media/FKNWEYhWQAAs-is.jpg:large)
Teleskop-Service Ransburg GmbH on Twitter: "New available ! TS-Optics 10" f/6.4 Ritchey Chretien Astrograph with 254mm aperture, integrated corrector and carbon - grating tube. Besides the 10" version, we also offer a
Ist der Fangspiegel noch zu retten? - Technikforum Spiegelteleskope (Reflektoren) - Astrotreff - Die Astronomie und Raumfahrt Community
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