Guides

Screens and eyesight, explained honestly.

Practical reading on what your eyes do at a screen and what genuinely helps. No miracle claims, maths included, and we'll tell you when the answer isn't our product.

Using screens without glasses

Can you use a laptop without glasses?

Some people can, some genuinely can't, and the difference is one number: your far point. How to work yours out with a single division, and what actually helps on each side of it.

6 minute read · Updated July 2026
Fixing a blurry screen

Screen blurry without your glasses? Here's what actually helps.

Brightness, sharpness sliders, and night mode graded honestly (spoiler: they don't touch optical blur), plus the free fixes that do help and how prescription-based display correction fits in.

7 minute read · Updated July 2026
Astigmatism

Astigmatism and screens: what actually helps

Astigmatism smears in one direction, which is exactly why symmetric display settings can't fix it. What it does to text and lights, what helps day to day, and how CYL/AXIS correction works.

6 minute read · Updated July 2026

These guides describe general vision concepts in plain language and are not medical advice. If your vision has changed or blur is new, see a qualified eye care professional. Curious about the research DOA builds on? It's covered on the science section of our About page.