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Eye drops could replace glasses or surgery for longsightedness, study says (www.theguardian.com)

submitted 18 hours ago by rssbot@lemmy.bestiver.se to c/hackernews@lemmy.bestiver.se

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[–] CannonFodder@lemmy.world 4 points 14 hours ago (1 children)

Although this would be nice, the drug mainly constricts the pupils. A smaller aperture provides a greater depth of field so that the range in focus enlarges and you can see closer. But a smaller aperture also means less light gets in the eye - every thing will appear dimmer.

[–] AnUnusualRelic@lemmy.world 2 points 14 hours ago

So eye drops and a led torch?

[–] captainlezbian@lemmy.world 1 points 13 hours ago

Oh presbyopia not hyperopia…