# Do our eyes let less light in as we age

**URL:** <https://boards.straightdope.com/t/do-our-eyes-let-less-light-in-as-we-age/662553>\
**Category:** Factual Questions\
**Created:** [July 3, 2013, 3:30pm UTC](https://boards.straightdope.com/t/do-our-eyes-let-less-light-in-as-we-age/662553 "2013-07-03T15:30:11Z")\
**Posts on this page:** 1\
**Page:** 2

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**Author:** ![barbitu8](https://avatars.discourse-cdn.com/v4/letter/b/839c29/32.png) [@barbitu8](https://boards.straightdope.com/u/barbitu8)\
**Post date:** [July 5, 2013, 9:46pm UTC](https://boards.straightdope.com/t/do-our-eyes-let-less-light-in-as-we-age/662553/21 "2013-07-05T21:46:04Z")

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First, your cite has nothing to do with the inability to read in dim light. I’ve had cataract surgery and my ability to read in dim light is unaffected. Second, it doesn’t state that myopia develops after a period of good vision:

> [@](#):
>
> The authors’ results are consistent  
> with and strongly in support of the hypothesis that subtle index changes in the aging lens  
> compensate to a large extent for changes in surface curvatures.

It states that it would appear that older eyes would lose 2 diopters, but

> [@](#):
>
> That this  
> does not happen has sometimes been called the “lens  
> paradox.”

The paradox is resolved as noted.

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