LASER MEASUREMENT FOR TUNNELS

THE APPLICATION OF HELIUM NEON LASERS TO TUNNELING IS DISCUSSED, AND REFERENCE MADE TO THEIR USE IN GUIDANCE AND ALIGNMENT. OTHER LASER-BASED DEVICES ARE DESCRIBED I.E. THE INTERFEROMETER FOR MEASURING UNDERGROUND EARTH MOVEMENTS AND THE RANGEFINDER FOR DISTANCE MEASUREMENT WORK. /TRRL/

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Filing Info

  • Accession Number: 00235235
  • Record Type: Publication
  • Source Agency: Transport and Road Research Laboratory (TRRL)
  • Files: TRIS
  • Created Date: Jun 11 1972 12:00AM