The effect of pupil size and peripheral brightness on detection and discrimination performance

It is easier to read dark text on a bright background (positive polarity) than to read bright text on a dark background (negative polarity). This positive-polarity advantage is often linked to pupil size: A bright background induces small pupils, which in turn increases visual acuity. Here we report...

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Bibliographic Details
Main Authors: Sebastiaan Mathôt, Yavor Ivanov
Format: Article
Language:English
Published: PeerJ Inc. 2019-12-01
Series:PeerJ
Subjects:
Online Access:https://peerj.com/articles/8220.pdf