ARE CHEAP WELDING HELMETS SAFE? | Auto-darkening speed
The cheap auto-darkening available everywhere; amazon, aliexpress, ebay are, according to this test with a sample size of 1, OK. There is very little difference in speed. But there are …
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Tag: AutoDarkening
SPEED DOESN’T MATTER?! Auto-Darkening Welding Helmet
Auto-darkening filters are UV and IR opaque. The only thing that darkens is the visible spectrum light. Electronic filters actuate in less than a millisecond. So, electronic welding helmets are …
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