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发明名称
Endoscope
摘要
An endoscope comprising optical elements such as field lenses and relay lenses arranged in an outer tube without using tubular spacers so that the intensity of transmitted light becomes high.
申请公布号
US4036218(A)
申请公布日期
1977.07.19
申请号
US19750641887
申请日期
1975.12.18
申请人
OLYMPUS OPTICAL CO., LTD.
发明人
YAMASHITA, NOBUO;HAYAMIZU, YOSHISADA;NAGAI, YOSHITAKA;IMAI, TOSHIHIRO;MATSUO, KAZUMASA
分类号
A61B1/002;G02B23/24;(IPC1-7):A61B1/00
主分类号
A61B1/002
代理机构
代理人
主权项
地址
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