<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The Eye <italic>Tribe</italic> eye-tracker was used to capture pupil sizes and fixation times of 40 people aged 8 to 79 years during text reading. The dependence of the number of readable lines on the participants’ age was determined. A function describing the dependence of the eye surface area on age was also derived. Visual perception of the maximum number of consecutive lines with decreasing text font size is best for people aged 30–40. For the studied age group, the pupil area decreased with age by approximately 300%. An approximately two-fold increase in average fixation times was recorded.</p>
</abstract>

The Eye Tribe eye-tracker was used to capture pupil sizes and fixation times of 40 people aged 8 to 79 years during text reading. The dependence of the number of readable lines on the participants’ age was determined. A function describing the dependence of the eye surface area on age was also derived. Visual perception of the maximum number of consecutive lines with decreasing text font size is best for people aged 30–40. For the studied age group, the pupil area decreased with age by approximately 300%. An approximately two-fold increase in average fixation times was recorded.

Pupil changes in persons aged 8 to 79 during text reading – an eye-tracking study

Biometrical Letters

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

The Eye Tribe eye-tracker was used to capture pupil sizes and fixation times of 40 people aged 8 to 79 years during text reading. The dependence of the number...

Pupil changes in persons aged 8 to 79 during text reading – an eye-tracking study

Published Online: Dec 30, 2021

Page range: 149 - 157

DOI: https://doi.org/10.2478/bile-2021-0011

Keywords
eye, pupil, reading, age, eye-tracking

© 2020 Paweł Kazubowski et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Pupil changes in persons aged 8 to 79 during text reading – an eye-tracking study

Published Online: Dec 30, 2021

Page range: 149 - 157

DOI: https://doi.org/10.2478/bile-2021-0011

Keywordseye, pupil, reading, age, eye-tracking

© 2020 Paweł Kazubowski et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
eye, pupil, reading, age, eye-tracking