Bruce, I asked a while ago if the desity scale for welder's glasses was arithmetic or logarithmic, with no takers. Safety aside, the other two glass surfaces can't do good things for resolution if you plan on using any kind of magnification. Chuck --- bruce_glad2@space.com wrote:
Hey i couldn't find any #14 welding glass at the store but if i take two pieces of #10 and put them on top of each other it seems to be fine. Your thoughts on this? -Bruce Glad
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