METHOD FOR DETERMINING THE NEAR POINT, DETERMINING THE NEAR POINT DISTANCE, DETERMINING A SPHERICAL REFRACTIVE INDEX AND FOR PRODUCING A SPECTACLE LENS AND CORRESPONDING MOBILE TERMINALS AND COMPUTER PROGRAMS

A method for determining a near point and a near point distance of a person is disclosed, as well as methods for determining a spherical refractive power. In one implementation, optotypes are displayed on a mobile terminal and the person is asked to move the mobile terminal to the near point of the...

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Bibliographische Detailangaben
1. Verfasser: WEIMANN, Claudius
Format: Patent
Sprache:eng ; fre ; ger
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