After sustained near viewing of computer display for 20 mins

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

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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: AFTER SUSTAINED NEAR VIEWING OF COMPUTER DISPLAY FOR 20 MINS

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

Last updated Jul 10, 2026 00:00 UTC

After sustained near viewing of computer display for 20 mins

Get alerted when new After sustained near viewing of computer display for 20 mins trials appear

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