These smart glasses beat the Meta Ray-Bans in key ways, and they're $180 ahead Amazon's Spring Sale
The Amazon Echo Frames (3rd Gen) may be the most subtle-looking pair of smart glasses on the market, and they're $90 off now.
Healio6h
Varifocal asymmetric IOLs ideal for patients with prior refractive surgery
In patients who have previously undergone corneal refractive surgery, the asymmetric segmental design of the Acunex VarioMax ...