Numerical Signs - Models We have specially designed numerical indicator signs that can help you to research and study accurately and effectively, improving your learning efficiency and avoiding unnecessary time wastage. DETACHABLE DESIGN - The cornea, iris, lens and vitreous body can be detached freely, in which the muscle attachment on the sclera and part of the choroid can also be observed. It is the best choice for your study aids Material - Made of environmentally friendly PVC, corrosion-resistant, light weight, high strength, computer colour matching, hand-painted beautifully. Almost real display of human eye structure. Precise Eye Anatomy - Medical anatomical eye model, 6 times magnification, 6 parts, sagittal midline, showing the internal structure of the eyeball in detail. Let you effectively combine theory and practice, and master the relevant knowledge deeply and clearly!