An embodiment of the invention relates to a glasses system. The glasses system comprises a left lens device, a right lens device and a chip, wherein the left lens device comprises a first left substrate, a second left substrate, a left liquid crystal layer and a left distance measuring element; the first left substrate is provided with a first left electrode; the second left substrate is provided with a second left electrode; the left liquid crystal layer is arranged between the first left substrate and the second left substrate; the left distance measuring element is used for detecting a distance and generating first current distance data; the right lens device comprises a first right substrate, a second right substrate, a right liquid crystal layer and a right distance measuring element; the first right substrate is provided with a first right electrode; the second right substrate is provided with a second right electrode; the right liquid crystal layer is arranged between the first right substrate and the second right substrate; the right distance measuring element is used for detecting a distance and generating second current distance data; and the chip generates first voltage data and second voltage data.