| 摘要 |
A device making it possible for a person to see an object located below his eyes, with his eyes directed substantially forward, comprising a first and a second mirror arranged such that they render an optical path reaching from t he object towards one reflective surface of the first mirror, then further to a reflective surface of the second mirror, and then to the eyes. The device comprises a framework and is arranged to, at positioning of the framework an d the mirrors in front of and at a distance from the body of a person having h is upper part of his body substantially upright, holding his hands in a positio n in front of the upper part of his body, and having his eyes directed substantially forward, show the hands of the person.
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