FIELD: medicine; ophthalmology. SUBSTANCE: optical element is made composite. It consists of two parts: internal and external ones. The external part of optical element is removable. Supporting members of optical parts interact by engaging each other, by engaging with subsequent turning or by connection with the aid of at least three cramps or threads. EFFECT: reduced postoperative complications due to optical force variation. 14 cl, 15 dwg
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Authors
Dates
1999-03-27—Published
1997-11-06—Filed