Excellent quality for the price.
I was surprised by how good the lens are.
A lot of blue light blocking glasses are very pricey, and lot of that seems to be the quality of the frame, as much as the lens themselves.
The frames on these are just standard, which for me is fine, as long as the lens do what they say they (i.e. block blue light). Then this was a great purchase.
I suppose I won't be able to truly tell until I test the lens with a spectrometer. But they seem to filter out the blu...