They are usually soft and weak, but can be made hard and tough. Hydrogels are gels that have water as their main constituent. Well-defined temperature-responsive gels with homogeneous network ...
Intraocular lens malpositions include decentration, subluxation, dislocation, and, in the case of toric IOLs, off-axis rotation. An IOL, whether placed in the bag, the sulcus, or the anterior ...