Special Note: Avoid using alcohol to clean this product. Instead, opt for mild soapy water for gentle yet effective cleaning. Wide scope of application: This optometry table is suitable for visual inspection in optical shops, hospitals, schools, and enterprise ophthalmology departments. Versatile Use: Ideal for comprehensive training of ocular muscles and correcting strabismus, a crucial method for overcome double vision and strabismus issues. Aluminum Case: Prism bars are conveniently housed in a durable aluminum case, providing secure storage and easy transportation. It protects the prism bars from damage and allows for safe and organized usage. Service: If you have any questions, please feel to contact us, and we will reply within 24 hours!