发明名称 |
Lens assembly for endoscopic lens system |
摘要 |
An optical lens assembly containing a plural number of lens elements for an optical system to be incorporated into a tip end portion of an endoscopic insertion instrument. Of a plural number of lenses which constitute an optical system, a metal film layer is formed on confronting outer peripheral surface portions of at least two adjacently located lenses, outside respective effective lens areas, and the two adjacently located lenses are assembled and fixedly bonded together by applying solder to the outer peripheral surface portions with a metal film layer.
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申请公布号 |
US2002186478(A1) |
申请公布日期 |
2002.12.12 |
申请号 |
US20020163527 |
申请日期 |
2002.06.07 |
申请人 |
FUJI PHOTO OPTICAL CO., LTD. |
发明人 |
WATANABE JOJI;SAKAMOTO KAZUHIRO;MIURA NOBUYUKI;YAMATAKA SHUICHI;KUBOYA HIROSHI;KOBAYASHI TADASU |
分类号 |
G02B23/26;A61B1/00;G02B7/02;G02B23/24;(IPC1-7):G02B7/02 |
主分类号 |
G02B23/26 |
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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