Human eyes: How they work, and their amazing anatomy
When viewing a distant object, the ciliary muscle relaxes, zonular fibers tighten, and the lens flattens. When viewing a near object, the ciliary muscle contracts, zonular fibers relax, and the lens becomes more spherical. It connects to the lens via zonular fibers and modifies lens curvature through contraction and relaxation of the ciliary muscle. This …
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