eli5: Why does squinting help us see things more clearlly?

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eli5: Why does squinting help us see things more clearlly?

In: Biology
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When you squint, your field of vision is much smaller, which forces… who am I kidding, https://youtu.be/OydqR_7_DjI explains this brilliantly

squinting reduces the effective diameter of your pupil, which makes a darker, but sharper image on the retina.