Thread: What do the circles mean?
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Old 12-06-2018, 03:43 PM
rrussell1962
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rrussell1962 is offline 		 
Join Date: May 2014
Location: Brisbane
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I believe V in a circle was a mark Vixen used on their eyepieces and T in a circle was used by Towa. No idea about the R in a circle though.
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