borescope

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English[edit]

English Wikipedia has an article on:
Wikipedia

Alternative forms[edit]

Etymology[edit]

bore +‎ -scope

Noun[edit]

borescope (plural borescopes)

  1. An optical instrument used for seeing inside tight spaces, consisting of a rigid or flexible tube with an optical relay inside so that the view through a lens or window at one end of the tube may be seen from a lens or eyepiece in the opposite end of the tube.

See also[edit]