The Multi Finger Caliper consists of either 24 or 40 fingers which independently measure the radii of the borehole. The measuring fingers are supported by springs which are opened and closed by a motor. The caliper works centralised.
Features and Benefits
Independent radii measurements
Easy to assemble and disassemble
Applications
Internal tubing and casing inspection
Identifying casing damage
Deducing average borehole diameter
Providing information on the build-up of mud cakse