Overview The diopter is the surface your eye actually looks through, and on a binocular it sits exactly where the unit meets your face. This assembly puts a replaceable lens in front of it. The frame carries that lens ahead of the diopter, the bumper ring around the outside takes the hit when the unit is driven back into your face or catch...
Reviews
5.0
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good fit
Fits pvs-31. Great alternative than expensive oem if it’s just the plastic sacrificial lens that’s scratched.