SUBJECTIVE AND OBJECTIVE REFRACTIONS

摘要

A method for determining the defective vision of an eye of a spectacle wearer, corresponding computer program products, spectacle glass production methods and devices. Also, a spectacle glass or a spectacle glass series. The method for determining the defective vision of an eye of a spectacle wearer includes: providing measurement values from a first and a second measurement of the defective vision of the eye of the spectacle wearer; and calculating an estimated value for the defective vision of the eye of the spectacle wearer on the basis of the measurement values from the first and the second measurement, measurement inaccuracies from the first and the second measurements of the defective vision being taken into account in the calculation of the estimated value of the defective vision.