Joanna L. Rosenbaum,Jeanny Chung,Patrick Hubbard,Joseph Prybell,Corrie Threlkeld,Sara Tillman,Brandon Toth,Andrew P. VanDeWeghe,Thomas Wilschke,Jesse Charles Darley,Christopher Alan Harris,Curtis B. I
申请号：
US15993357
公开号：
US20180344141A1
申请日:
2018.05.30
申请国别(地区):
US
年份:
2018
代理人:
摘要：
A scope includes a housing having a distal portion with a distal end. A lens is at the distal end. A cleaning element is operatively coupled to the distal portion of the housing, wherein the cleaning element is movable between a first position and a second position contacting the distal end.
