‘Switch-off sunglasses’ block out screens
A pair of sunglasses that can block out TV screens has been designed by a company in the US.
The IRL – or In Real Life – glasses use polarised lenses to make television displays appear black.
But technology companies have struggled to convince the public to wear gadgets on their faces – with Google Glass and Snapchat Spectacles being notable flops.
The BBC’s Cody Melissa Godwin asked IRL founder Ivan Cash whether people would be willing to wear sunglasses inside.
Video journalist: Cody Melissa Godwin