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Lidar is a method for measuring distances by using a laser on a target and measuring its reflection with a sensor.

History[change | change source]

After the invention of laser, first tool similiar to a lidar was made in 1961 at Hughes Aircraft Company.[1][2] It was first intended to track satellites. It was originally called "Colidar", acronym for "COherent Light Detecting And Ranging".[3]

One of first usages of lidar were in meteorology. National Center for Atmospheric Research used it to measure clouds and pollution.[4]

References[change | change source]

  1. "New Radar System". Odessa American. 28 Feb 1961.
  2. Macomber, Frank (June 3, 1963). "Space Experts Seek Harness for Powerful LASER Light". Bakersfield Californian (p. 5). Copley News Service. Retrieved 11 July 2019.
  3. Stitch (21 April 1961). Electronics. 51: 2. Missing or empty |title= (help)
  4. Goyer, G. G.; R. Watson (September 1963). "The Laser and its Application to Meteorology". Bulletin of the American Meteorological Society. 44 (9): 564–575 [568]. Bibcode:1963BAMS...44..564G. doi:10.1175/1520-0477-44.9.564.