ProVue Solas Magnifying Lamps offer adjustable brightness controls, giving operators flexible lighting options for their applications.Offers the flexibility of using multiple lenses.3-Diopter lens (1.75x Magnification) -Item # 26501-RL3D sold separately.Fully enclosed spring-balanced arm.60 ultra-bright SMD LEDs with brightness intensity buttons.Lenses are made from glass, providing crystal-clear viewing.Aven’s ProVue Solas magnifying lamps give users the flexibility of selecting between two crystal clear lenses. Each model is compatible with two lenses to help users optimize the ProVue Solas for the right applications.