The Clouclip, a wearable device for measuring near-work and outdoor time: validation and comparison of objective measures with questionnaire estimates

Wen, LB; Cheng, Q; Cao, YP; Li, XN; Pan, L; Li, L; Zhu, HG; Mogran, I; Lan, WZ; Yang, ZK

Lan, WZ; Yang, ZK (corresponding author), Cent South Univ, Aier Sch Ophthalmol, 4th Floor,New Century Bldg,198 Furong Middle Rd, Changsha 410015, Hunan, Peoples R China.

ACTA OPHTHALMOLOGICA, ; ():

Abstract

Purpose To validate a novel wearable device that can measure both viewing distance and light exposure, Clouclip, and compare questionnaire estimates r......

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