|
|||||
|
|
The design characteristics of bifocal contact lenses |
|
| Authors: | T N Nikol'skaia V L Chizhova V K Apriatkin M N Churkina V L Varshavski? |
| Abstract: | Problems associated with the correction of presbyopia with bifocal contact lenses are discussed. The designs of bifocal contact lenses manufactured by the major foreign firms are analyzed. |
| Keywords: | |