Xiaohua LIU,Ye YUAN,Dewen CHENG,Liquan DONG,Xiatian WANG
申请号：
US15745937
公开号：
US20180206702A1
申请日:
2015.09.23
申请国别(地区):
US
年份:
2018
代理人:
摘要：
A rigid endoscope includes an endoscope tube, a light-emitting diode (LED) chip, an objective lens group, a rod lens group and a lead. the objective lens group and the rod lens group are disposed in the endoscope tube and arranged in a direction from a front end to a rear end of the endoscope tube； the LED chip is mounted at the front end of the endoscope tube； and the lead is led out from the LED chip, runs through a gap between an inner circle of the endoscope tube and an outer circle of the objective lens group, and arrives at the rear end of the endoscope tube.
