About the Authors

Minako Kaido

Roles Conceptualization, Formal analysis, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft

tomoulton777@ff.em-net.ne.jp

Affiliations Department of Ophthalmology, Keio University School of Medicine, Tokyo, Japan, Wada Eye Clinic, Chiba, Japan

Masaki Fukui

Roles Data curation, Funding acquisition, Methodology, Project administration, Resources, Software, Writing – review & editing

Affiliations Department of Ophthalmology, Keio University School of Medicine, Tokyo, Japan, Tokyo Medical Center, Tokyo, Japan

Motoko Kawashima

Roles Supervision, Writing – review & editing

Affiliation Department of Ophthalmology, Keio University School of Medicine, Tokyo, Japan

Kazuno Negishi

Roles Supervision, Writing – review & editing

Affiliation Department of Ophthalmology, Keio University School of Medicine, Tokyo, Japan

Kazuo Tsubota

Roles Methodology, Supervision, Writing – review & editing

Affiliations Department of Ophthalmology, Keio University School of Medicine, Tokyo, Japan, Tsubota Laboratory, Inc., Tokyo, Japan

Competing Interests

We advise that two of the study investigators, Kazuo Tsubota and Minako Kaido, hold the patent rights for the methodology and apparatus used for measurement of functional visual acuity (US Patent Number 7470026). This does need not affect our adherence to PLoS ONE policies on sharing data and materials.