How to Calibrate Binoculars
How to Calibrate Binoculars
Stand 30ft (approximately 9.14 metres) away from a sign with clear lettering (street signs are ideal).
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Locate the diopter adjustment ring a focusing ring located on one of the eyepieces (usually the right).
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Point the binoculars at the sign.
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Cover the end of the opposite barrel.
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Looking through both eyes check it is comfortable.
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