The Vision-Luxo WAL025970 WAVE Series LED Magnifier is perfect for industrial applications and has no knobs and no adjustments needed. It has a flexible, self-balancing shade and hands-free neck assembly with three-pivot K-arm. It features a fully enclosed neck design with automatic shut-off and step dimming. The Vision-Luxo WAL025970 WAVE Series LED Magnifier is perfect for environments where FOD is a concern. The lighting provides shadow-free magnification by coming from both sides and also allows for 3-dimensionals magnification with lighting coming from the left or right.