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340 points jbornhorst | 1 comments | | HN request time: 0.208s | source

I’m digging into an idea around eyeglasses, screen-time, and vision discomfort. If you wear prescription glasses but still get headaches, eye strain, or blurry vision after long screen days, I’d love to chat briefly (20–30 min).

Pure research, zero selling.

Interested? Drop a comment below or email me directly at jbornhorst [at] gmail.com. I’ll coordinate a convenient time to talk.

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sieve ◴[] No.43296016[source]
I have had very high myopia (-9D) for most of my life. Used contacts for nearly a decade starting 30 years ago. Went back to glasses after that. Would have eye strain issues due to 12+ hours on the computer every day.

When I turned 40 and started have issues with presbyopia, I asked my opthalmologist (who also writes my eyeglass prescription) during my biennial checkup why he has been prescribing powers based on how well I can read the tiniest letters on the board when I spend most of my life reading stuff that is two feet away.

He reluctantly suggested that I could use glasses with 1D shaved off the powers in the prescription. I had already done this before I asked him about it. And it has been a big help as the strain disappeared.

Things get blurry at a distance with the new glasses, but it is not as if I am driving at night on the roads or anything.

replies(1): >>43297862 #
1. YZF ◴[] No.43297862[source]
yep. 1d is a rule of thumb. My optometrist is cool with me bringing my laptop and measuring at the distance I feel is best for me.