Tearfilm and visual fatigue after smartphone use

<p>These data are the scores of tear film break-up time (BUT), binocular fusion maintenance (BFM), and subjective questionnaire before and after 30 minutes of smartphone use.</p><p>&nbsp;</p><p>BUT was measured by TSAS of RT7000.</p><p>BFM was measured with a self-made device.</p><p>The self-administered questionnaire is the one used in previous studies.</p><p>For the BFM and the questionnaire, please refer to previous studies of Hirota et al. (https://tvst.arvojournals.org/article.aspx?articleid=2676064).</p><p>&nbsp;</p><p>Thanks in advance for your favor.</p><p>Masakazu Hirota</p>