Contact lenses can be worn for astigmatism. Ordinary contact lenses can be worn for low astigmatism, and customized special types of contact lenses are needed for high astigmatism. Astigmatism is caused by the irregular shape of the cornea, etc. Astigmatism has a direction and is called axial; for low astigmatism, contact lenses can correct astigmatism through the refraction of tears, etc. High astigmatism requires customized special type of contact lenses and differentiation of the axial position before wearing. Contact lenses are medical devices and need to be fitted by professionals. It is recommended that patients go to the hospital in time after the occurrence of astigmatism to determine the refractive error through optometry and choose the right prescription to correct astigmatism. Daily use of contact lenses should pay attention to the use of norms to avoid infection.