Retrieving "Human Lens (biological Crystalline Structure)" from the archives

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1. Spherical Undercorrection

   Linked via "human lens (the biological crystalline structure)"

   Ophthalmic Applications
   When applied correctly in spectacle lenses, SU is thought to counteract the tendency of the human lens (the biological crystalline structure)/) to exert latent accommodative effort, often leading to 'visual fatigue paralysis' in prolonged reading [3]. Practitioners often prescribe a spherical value that is $+0.12$ D to $+0.25$ D weaker than the objective refraction, particul…