This can cause digital eye strain, which can cause dryness, blurred vision, and headaches. Follow the 20-20-20 rule to avoid eye strain: After 20 minutes of looking at a screen, look up at an ...
The glasses do need to pair to a smartphone to work, and Halliday has a well-designed app for iPhones and Android devices. Once paired, the glasses will use your smartphone's data. You control the ...