What do you mean by zonules?
What do you mean by zonules? The zonules are the tiny thread-like fibers that hold the eye's lens firmly in place. The zonules also work with the ciliary muscles to help the lens accommodate (change focus). The zonule fibers tighten and pull the lens for near vision. They relax as the lens flattens for distance vision. What is the Zonule of Zinn? The Zonules (of Zinn) are a ring of fibrous strands, composed mainly of elastin microfibrils, that extend from the cilary body to the equator of the lens capsule and thus suspending the lens in place. In this photograph,...