Thread: York Optical Refractor
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Old 18-08-2021, 12:42 PM
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Merlin66 (Ken)
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Join Date: Oct 2005
Location: Junortoun Vic
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Stewart,
I have a York 80 ED from the same period.
The ED design is clearly marked on the objective outer ring.
I would have thought if your scope was an ED it would have similar markings.
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