发明名称 |
Lens supporting assembly |
摘要 |
Disclosed is a lens supporting assembly having a lens fitting in a cylindrical section of a supporting frame against a retaining flange. The lens is held in place by a keep ring and the keep ring is held against the lens by calking projections circumferentially spaced around the cylindrical section of the frame. The calking projections are formed by suitably deforming portions of the frame itself.
|
申请公布号 |
US4433897(A) |
申请公布日期 |
1984.02.28 |
申请号 |
US19810287106 |
申请日期 |
1981.07.27 |
申请人 |
NIPPON KOGAKU K.K. |
发明人 |
KOJIMA, MASAAKI;SUZUKI, TAKAYUKI;ABE, HIROMICHI |
分类号 |
G02B7/02;(IPC1-7):G02B7/02 |
主分类号 |
G02B7/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|