11/02/2026
The Effect of Dim Light on Myopia by Pro to Pro Director Deborah Kotob
Scientists at SUNY Optometry conducted studies on the effect of prolonged near focusing under dim lighting conditions on myopia progression. They found that when people focus on nearby objects such as phones, tablets or books in low light, their pupils constrict to help sharpen the image. In dim settings, however, this narrowing may reduce the amount of light reaching the retina, potentially affecting emmetropization, normal visual development.
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