GLASSWORKING SAFETY GLASSES - BORO TRUVIEW 5.0 LENSES - FIT-OVER FRAME

These lenses are specially formulated to offer excellent color recognition when working with colored glass while still providing UV and IR protection. The gray IR filter is color neutral so you can easily see the different colors of the glass and the heat being applied. These revolutionary polycarbonate filter lenses are much lighter than conventional laminated and glass products. . Boroscopes should be worn when working on hard glass types where regular didymium are not adequate due to the fact of insufficient filtration of ultra violet and infra-red absorption. For use when working with Pyrex glass.
Shade 5.0 is darker, suitable for sculpture pieces.

These fit-over frame glasses will fit over almost any style of glasses with comfort.