Possible limits of calibrating reading charts with the Landolt ring: a microscopic study

Abstract Purpose To evaluate microscopically whether the print quality and accuracy of sizing of Landolt ring near vision charts are adequate for the calibration of reading charts. Methods Near vision charts with Landolt rings from Oculus GmbH (C-Test; Wetzlar, Germany), Precision Vision (Woodstock,...

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Bibliographic Details
Main Authors: Wolfgang Radner, Michael Radner, Barbara Daxer, Armin Ettl
Format: Article
Language:English
Published: BMC 2022-08-01
Series:Eye and Vision
Subjects:
Online Access:https://doi.org/10.1186/s40662-022-00302-5