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  1. mfunnell

    Expriencing the Papilio II 6.5x21

    Quite right, and I should have been clearer - adjusting the IPD can expand or contract the non-overlapping areas of the view "to an extent" by reducing or increasing the visible field of view but can't adjust the central overlapping area. ...Mike
  2. mfunnell

    Expriencing the Papilio II 6.5x21

    That's entirely normal and due to parallax between the two different barrels. It can be altered, to an extent, by changing IPD (ie. the distance between eyepieces) but can't really be eliminated at close focusing distances. The central area of overlap provides the detailed views while the...