Definition(s)
Borescope
Optical instrument with an illuminating lamp, used for inspecting the inside surface of OCTG.
Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards
Oil & Gas Drilling Glossary - IADCLexicon.org
Optical instrument with an illuminating lamp, used for inspecting the inside surface of OCTG.
Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards