| http://www.w3.org/ns/prov#value | - Note when the lenses are made from a material such as a hydrogel, hydrophilic acrylic or hydrophobic acrylic the lenses flex with much more thickness than PMMA; and the thickness can be increased to approximately one half or less thickness of a standard lens, so the mass is reduced with the current invention, which allows for the smaller incision.
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