The OptiVISOR LX lightweight lenses made with optical grade
acrylic and tough materials are designed to last a lifetime. It has
optical prismatic lenses from precision ground and highly polished
molds. The LX has adjustable side pivots that allow the visor to tilt
at your fingertips and a dial adjustment headband that conforms to
comfortably fit all head sizes. The LX has a genuine leather padded
comfort band with orthopedic felt for extra comfort.