发明名称 |
Optical blank carrier for lathing lenses and process therefor |
摘要 |
A carrier is disclosed for supporting an optical blank in the chuck of a lathe, for machining the optical blank into a lens. The carrier has a substantially cylindrical body formed of a machinable material. The cylindrical body has an opening at a first end thereof through which an optical blank can be inserted, and a retaining portion for securing such optical blank in place. In a preferred embodiment, the retaining portion is an annular shoulder extending inwardly at a second end of the cylindrical body.
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申请公布号 |
US4686798(A) |
申请公布日期 |
1987.08.18 |
申请号 |
US19850747484 |
申请日期 |
1985.06.21 |
申请人 |
SOLA U.S.A. INC. |
发明人 |
PETTY, DEAN M.;SAGE, HOWARD M. |
分类号 |
B24B13/005;(IPC1-7):B24B41/06 |
主分类号 |
B24B13/005 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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