A sewing machine includes a moving portion that moves a sewing object having a pattern to a first position and to a second position, an image capture portion that creates an image by image capture of the sewing object, a first acquiring portion that acquires a first image created by image capture of a first area by the image capture portion, a second acquiring portion that acquires a second image created by image capture of a second area by the image capture portion, and a computing portion that computes, as position information, at least one of a thickness of the sewing object at a portion where the pattern is located and a position of the pattern on a surface of the sewing object, based on the first position, the second position, a position of the pattern in the first image, and a position of the pattern in the second image.