Borescope

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borescope

[′bȯr‚skōp]
(engineering)
A straight-tube telescope using a mirror or prism, used to visually inspect a cylindrical cavity, such as the cannon bore of artillery weapons for defects of manufacture and erosion caused by firing.

Borescope

A device for examining hidden areas in an existing structure, consisting of a flexible rod of fiber optics; one bundle of fibers carries light to the ends of the fibers, the other bundle is used for viewing or recording the image with a video camera.
References in periodicals archive ?
To accurately measure the degree of misalignment and monitor the progress of returning to alignment, until recently the most common method was to position a bore scope to the rear of the gearbox and adjust it so that it optically represents the centerline of the drive.
Larry Willis at Innovative Technologies recently developed an electronic bore scope.
This data, along with the cylinder flow test and a cylinder bore scope inspection, means that the annual inspection team can largely concentrate on the main bearings, crankcase, the compressor side and auxiliaries.
They use hundreds of tools, utilizing things like bore scope cameras to see hard-to-reach places inside the engine, dry ice to condense specific parts and basic wrenches for bolt turning.
Aviation Machinist's Mate 2nd Class Timothy Melton, assigned to the VFA-105, uses a bore scope on an engine to search for blockage or parts needing to be replaced aboard the aircraft carrier USS Harry S.
During recent engine bore scope inspections, this technique detected 14th stage outlet guide vanes partially liberated on two separate aircraft.
This business unit specializes in contract services for procedures like bore scope alignment, screw and barrel installations, machine maintenance and modifications or basic preventive maintenance on extruders and injection molding machines.
22 rifles with a bore scope, you'll see plenty of evidence of rust and pitting.
The Kimber only weighs 2 ounces over 6 pounds with a Leupold 3x20 Big Bore scope in Leupold mounts and, while recoil is definitely noticeable, it still ain't anything like a typical .
Using a bore scope kit, the NCOs were able to obtain valuable pictures and video for the Launcher Item Manager.