Measuring method and measuring device

A measurement method, comprising: acquiring a first image and a second image of a target object, where the first image is acquired by a camera located on a non-backlight side of the target object and the second image is acquired by a camera located on a backlight side of the target object (110); and measuring size information of the target object according to the first image and the second image (120), thereby improving the accuracy and precision of detection while improving the production efficiency. The invention further provides a measuring device and a storage medium. 一种测量方法，包括：获取目标物体的第一图像和第二图像，其中，第一图像由位于目标物体的非背光侧的相机获取，第二图像由位于目标物体的背光侧的相机获取(110)；根据第一图像和第二图像，测量目标物体的尺寸信息(120)，可以在提高生产效率的同时，提高检测的准确率和精度。还提供一种测量装置和存储介质。