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340 points jbornhorst | 4 comments | | HN request time: 0.825s | 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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jasode ◴[] No.43294134[source]
The solution for me to eliminate headaches when working at computer screens was getting an extra set of intermediate distance glasses specifically for computer work. The "computer screen distance" of 3 ft is in between book-reading distance of 1 feet and driving distance 20'+ feet. I also avoid progressive lenses or high-index lenses for computer work. I commented about how arrived at this solution previously: https://news.ycombinator.com/item?id=15375221

Reading glasses work fine when the screen is very close to your face such as a laptop screen. However if it's a separate monitor that's ~30 inches away, reading glasses are slightly blurry which can lead to eyestrain and headaches.

https://www.warbyparker.com/learn/wp-content/uploads/2023/04...

Look into it if you suspect it's a contributor to headaches: https://www.google.com/search?q=computer+glasses+%22intermed...

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1. pier25 ◴[] No.43296658[source]
> book-reading distance of 1 feet

12 inches?

that's way too close

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2. fn-mote ◴[] No.43296784[source]
Can’t find the message you’re replying to but I think you’re imagining the person sitting up.

Imagine them lying down or propped up on their elbows with the book on the floor. Then that distance seems about right.

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3. pier25 ◴[] No.43297642[source]
That's way too close for books or screens. Long term it can cause myopia.
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4. Quarrel ◴[] No.43298816{3}[source]
I thought this had been debunked as the cause of myopia?

(Or am I totally misremembering something...)