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Home > Classifieds > Astromart Classifieds > Telescope - Reflectors > Classified #92509

For Sale: RCOS 12.5

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Carbon Ritchey-Chretien made by RC Optical Systems in April 2001. Used 4 times!! Secondary focuser, active cooling, AP 2.7 inch rear cell focuser, baffling with knife edge light stops, and low expansion carbon tube featuring "Correct Composite Construction". Optics are zero expansion Sitall by Star Instruments certified to at least 1/4 wave P-V and 1/25th wave RMS (zygo interferogram supplied). $11,500.

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