6 ms·

Yeah, I'm shocked at this. Before seeing this, my naïve guess for "how strong do you think glasses get" would have been in the range of -15 to -20. I've got a f

Yeah, I'm shocked at this. Before seeing this, my naïve guess for "how strong do you think glasses get" would have been in the range of -15 to -20. I've got a friend in the -8 ballpark and already thought that was surprising.

carlob 4y ago
You can get lenses around -20 even from Zenni optical. They are pretty routine.
- delecti 4y ago
  And that surprises me too, though I never claimed to be an expert on modern optometrics. I'm sitting here at a comparatively mild -1.5.