Corning Pyrex Borosilicate Glass Clear Rod & Tubing - 33 Coe Borosilicate Colored Glass Rod and Tubing - 33 Coe Soft Colored Glass System 96 COE Soft Colored Glass - 104 Coe
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Lightweight, clip-on/flip-up polycarbonate spectacles are excellent for filtering UV and IR rays. They will fit almost any frame style.
Brightness reduction from a shade 3 up to a shade 8 welder's tint. Can be used over other glasses to provide additional protection, however cannot be used as the sole lenses for flameworking as these do not filter out sodium flare. Shade 6 and higher is often used for quartz flameworking.
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