Thread: Is my old C5 OTA a keeper?
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Old 23-12-2017, 06:36 PM
Wavytone
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Join Date: Jul 2008
Location: Killara, Sydney
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Mirror coatings might be getting a bit oxidised (blue-grey) but otherwise should be fine. FWIW it is possible to have SCT optics recoated for rather less than a new OTA.
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