But if that's too much of a hassle, you may wonder if welding helmets or goggles can ... eclipse Before you break out that old welder's helmet, make sure you know the filter's shade number.
“However, even with a shade 14 rating, you should not stare at the sun for too long, and the helmet is only safe ... the use of adjustable or auto-darkening welding helmets or similar products ...
These are much darker than the filters used for most kinds of welding,” NASA wrote in an eclipse guide published ahead of the 2017 total solar eclipse. “If you have an old welder’s helmet ...
While you might not have solar glasses lying about, some might already have a welding helmet or goggles in their toolkit, but can you use them to watch the eclipse? The answer is yes – but with ...