Leupold FX-3 Owner's Manual page 18

ADjUSTINg WINDAgE AND ELEVATIoN
oN VX -7 RIFLESCoPES (SPEEDIAL )
® ™
The adjustment cover is integral to the adjustment mechanism . To
make a correction, simply rotate the adjustment cover counter-
clockwise until it "pops up," fully revealing the adjustment indica-
tion markings, and make the appropriate correction . To secure the
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adjustment cover, push down while tightening the cover .