A team of researches has created an augmented reality welding mask capable of a 100 million to one contrast ratio, useful for training and more.

What a thing to be pedantic about. But: It doesn’t take Episode 3 to figure that Vader had some sort of what we call “augmented reality” display technology built into his helmet.

While shade 14 welding masks might be "a viable alternative," glasses designed specifically for solar events provide better protection, Phillips Safety explained.