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Question on diopter for 500 C/M

campy51

Subscriber
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Joined
Oct 16, 2014
Messages
1,277
Location
Boston area USA
Format
Multi Format
I just purchased the HC-4 prism which has the adjustable diopter and if I set it for clear image the dial is at the first plus line. Does that mean I need to look for a plus one diopter for my WLF and PME?