Panoramic view bore examining apparatus

Details Panoramic view bore examining apparatus Panoramic view bore examining apparatus

1983-07-18

1986-01-28

McGraw, Vincent P.

Optics: measuring and testing

Inspection of flaws or impurities

Bore inspection

356244, G01N 2188, G01N 2101

Patent

active

045667896

ABSTRACT:
A bore examining apparatus comprises an article support, a reflector support on one side of the article support, a microscope body or other magnifying means on the other side of the article support, and a reflector mountable on the reflector support. The reflector is configured with a convex reflecting surface forming a solid of revolution about an axis coaxial with respect to the longitudinal axis of the bore being examined, the reflector facing the through hole when supported on the reflector support, so that the reflected image of the bore is directed towards the microscope and produces therein a 360.degree. panoramic view of the interior walls of the bore. The article support means is movable relative to the reflector support and magnifying means so as to move the viewing field along the bore.

REFERENCES:
patent: 3221593 (1965-12-01), Ferris
patent: 4268169 (1981-05-01), Stenning

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