This week’s solar eclipse has kicked off a stampede for suitable eyewear. It’s left social media awash with people desperately hunting for appropriate eclipse glasses. A spokesperson said: “With just 48 hours to go, we are still receiving a huge number of messages regarding solar glasses! Viewing dangersProper eclipse glasses should have the safety code ISO 12312-2 printed on them - look out for fakes. You might get some odd looks if you turn up to an eclipse viewing event in a welding helmet – but some people do.