A further object is to describe an apparatus that does not require a complex housing, known from the existing art, for {HEAD ~ the cylindrical sensor head} in {TAIL ~ order} to mechanically connect the sensor head to a holder in oriented but nevertheless axially displaceable fashion 
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A further object is to describe an apparatus that does not require a complex housing , known from the existing art , for { HEAD ~ the cylindrical sensor head } in { TAIL ~ order } to mechanically connect the sensor head to a holder in oriented but nevertheless axially displaceable fashion
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH