Here’s what: grabbing for the green-colored goggles when using a red laser. Testing the material of blackout curtains before hanging them on all windows in your designated laser room. Investing in ventilation, if not out-and-out exhaust ducting, before getting to work. Those are but three examples, but they all have major reasons behind them.

Before I get into the specific reasons, let me tell you, in broad strokes, why laser safety is so concerned with vision...


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