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  1. H

    Pentax 6.5x21 and 8.5x21 differences

    One thing to consider is that the magnification of these binoculars substantially increases at the very close focus. As I recall Ed Zarenski at Cloudy Nights measured the magnification of the 6.5X as about 8x at the closest focus. The 8x should show the same percentage increase.
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