Prolonged near viewing

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Screen time and eye focus: new study measures the impact of Close-Up viewing

Knowledge-focused Recruiting now

This study investigates how the eye's focusing ability changes after 20 minutes of looking at a screen up close (25 cm) compared to looking at a distant object (10 m). Healthy adults aged 18-35 will perform focusing tasks while a wavefront sensor measures their eye's response. Th…

Matched conditions: PROLONGED NEAR VIEWING

Sponsor: Rochester Institute of Technology • Aim: Knowledge-focused

Last updated Jul 10, 2026 00:00 UTC

Prolonged near viewing

Get alerted when new Prolonged near viewing trials appear

Screen time and eye focus: new study measures the impact of Close-Up viewing