发明名称 |
VERFAHREN ZUM DREHEN EINER LINSE |
摘要 |
A method of lathing a lens, especially a contact lens, involves attaching the cylindrical blank of lens material to a first block of machineable plastic material, lathe cutting a desired first lens surface in the cylindrical blank, attaching the machined first lens surface of the blank to a second block, lathe cutting to remove the block of machineable plastic material, and lathe cutting a desired second lens surface in the blank. Both the first and second blocks may be adhered to the lens blank with an adhesive curable by ultraviolet radiation, and a two-piece block, composed of a head section and a body section, is disclosed. |
申请公布号 |
DE69908612(D1) |
申请公布日期 |
2003.07.10 |
申请号 |
DE1999608612 |
申请日期 |
1999.09.02 |
申请人 |
BAUSCH & LOMB INC., ROCHESTER |
发明人 |
COUNCIL, W.;SALVATORI, J.;GOLLER, D.;MANNING, R. |
分类号 |
G02C7/04;B23B5/00;B23Q3/08;B24B13/00;G02B3/00;(IPC1-7):B24B13/00;B24B13/005 |
主分类号 |
G02C7/04 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|