The invention relates to optical measuring equipment. The optical measuring equipment comprises an equipment cabinet, a positioning device, a measuring system and a project control system, wherein a working table is arranged at the upper end of the equipment cabinet, and the working table is provided with a gantry structure frame; the positioning device is arranged on the working table, and the positioning device is used for bearing and fixing a workpiece and can drive the workpiece to move on the working table; the measuring system is arranged on the gantry structure frame and located above the positioning device, and is used for measuring the data of the inner length, the inner width, the outer length and the outer width of the workpiece as well as the width, the profile tolerance, the flatness, the parallelism, the height difference and the like of a specific face; the project control system is arranged in the equipment cabinet, and is used for controlling the positioning device and the measuring system, and calculating and analyzing the data fed back by the measuring system. The optical measuring equipment achieves multi-project automatic detection, and has the advantages of being high in precision, few in man-made interference factors, low in cost and high in efficiency.