Aleksey TertychnyyInteresting, what are those vertical stripes?May 16th, 2023ReplySign up or sign in to leave a comment.RegisterSign inGoodwinReply to Aleksey TertychnyyI suspect there is dust in the doublet. There is none on the clean quartz.May 16th, 2023ReplySign up or sign in to leave a comment.RegisterSign in
GoodwinReply to Aleksey TertychnyyI suspect there is dust in the doublet. There is none on the clean quartz.May 16th, 2023ReplySign up or sign in to leave a comment.RegisterSign in
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