Help with Diopter ring on RSPB HD 8x42
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Tuesday 23rd May 2017, 16:15
The more I understand, the more I understand why I do not understand more!
Join Date: Jan 2007
I have one binocular (a Zen-Ray) that you have to pull the diopter ring up about 1 mm, set the diopter, then push back down to lock it.
Research is what I'm doing when I don't know what I'm doing.--Wernher Von Braun
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