Features photochromic lenses that lighten and darken as outdoor lighting conditions change. Designed for comfort, the glasses come with spring adjusted temples that provide a customized fit on eithernarrow or wide faces, a soft nose bridge that adjusts, and a nylon brow thats easy going on the forehead. The impact-resistant polycarbonate lenses absorb 99.9% UVA and B rays. Recommended for use during chipping, chiseling, drilling, grinding, machining, masonry, pouring/casting, power fastening, riveting, sanding and sawing. Transition from light to dark takes less than 20 seconds (allowing just 22% light transmission), and dark to light takes less than 3 minutes (allowing 77.5% light transmission). Air temperature mayaffect the lens transition time. Style: Half-frame; Frame Color: Clear; Frame Material: Magnesium Alloy; Lens Material: Polycarbonate.
Safety glasses with photochromatic lenses.
Spring-adjusted temples allow for a flexible fit on narrow or wide faces.
Strong frame with magnesium alloy temples provides durability.
Soft, adjustable nose bridge and nylon brow enhance comfort.