: A clear, jelly-like substance filling the large space behind the lens. It helps the eye maintain its spherical shape and keeps the retina pressed against the choroid. The Physiology of Vision
How we see is a complex process involving light refraction, biochemical reactions, and neural processing. anatomy and physiology of eye ak khurana pdf
: It produces aqueous humor and contains the ciliary muscle, which is vital for accommodation (focusing on near objects). : A clear, jelly-like substance filling the large