Visual Performance
High resolution under all light conditions
AT LISA® tri 839MP produces images with high resolution for all distances under all light conditions. Your patients will be able to switch back and forth between targets at different distances without the need to put on corrective glasses.


AT LISA tri – far, intermediate and near vision in normal light conditions:
AT LISA tri – near vision in normal light conditionsAT LISA tri – intermediate vision in normal light conditionsAT LISA tri – far  vision in normal light conditions
Near distanceIntermediate distanceFar distance
U.S. Air Force Resolution Target Test (AFT) for AT LISA tri 839MP
at near, intermediate and far distance at 3.0 mm pupil size.

Even poor light conditions have only a minimal influence on the good functional vision achieved by AT LISA tri at all distances.

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