【Precise Positioning】: Dual focus lens positioning is fast and accurate, even small lens outlines are clearly projected, improving optical performance and wearing comfort. 【LED Illumination】: Eye-protecting illumination, novel design, LED lighting facilitates precise positioning, high efficiency and energy saving. 【Rugged Screen】: The screen has no parallax or distortion, resulting in more precise lens layout, higher work efficiency, and ease of use. 【Easy to observe】: The lens is more clearly observed directly through the mirror on the dial. Special lighting treatment effectively protects the eyes. 【Wide range of applications】: Suitable for various scenarios, including large optical shops, vision care centers, hospitals, and optometry training centers.