| 发明名称 |
SPECTACLES FOR PREVENTION AND TREATMENT OF ACQUIRED MYOPIA |
| 摘要 |
FIELD: medical devices, in particular, ophthalmology. SUBSTANCE: inner surface of each lens is flat and is located at angle with respect to axis of lens. Outer surface is spherical, its convexity is directed out from flat inner surface. Thickness of lenses on side directed to ear holder is less than thickness of side directed to nose rest. Total optical force of each lens is within range of (2.5+/-2) D +(0.75+/-0.5) D. EFFECT: increased functional capabilities. 4 cl, 3 dwg
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| 申请公布号 |
RU2147852(C1) |
申请公布日期 |
2000.04.27 |
| 申请号 |
RU19940017956 |
申请日期 |
1994.05.17 |
| 申请人 |
LJALIN ANATOLIJ NIKOLAEVICH;TANAEV GEORGIJ NIKOLAEVICH;SEMENOV VLADIMIR IGOREVICH;CHAUZOV VLADIMIR ARKAD'EVICH |
发明人 |
LJALIN ANATOLIJ NIKOLAEVICH;TANAEV GEORGIJ NIKOLAEVICH;SEMENOV VLADIMIR IGOREVICH;CHAUZOV VLADIMIR ARKAD'EVICH |
| 分类号 |
A61F9/00;G02C7/02;(IPC1-7):A61F9/00 |
主分类号 |
A61F9/00 |
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