Dobson's original ozone spectrometer, 1926

Made:
1923
maker:
Gordon Miller Bourne Dobson

The original ozone spectrophotometer designed by Dr. Dobson at Oxford University, Oxford, England, 1923

This instrument was designed by Gordon Dobson of Oxford University to measure the amount of ozone in the stratosphere. He set it up on the ground, pointing vertically, to record the amount of ultra-violet light that had penetrated the atmosphere. This technique was key to the detection of the hole in the ozone layer over the Antarctic in 1985.

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Details

Category:
Meteorology
Object Number:
1950-159
Materials:
aluminium alloy, brass (copper, zinc alloy), cotton (textile), glass, mahogany (wood), wood (unidentified)
Measurements:
component: 45 mm x 220 mm x 155 mm,
type:
spectrophotometer
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
  • photometer
credit:
Dr. G.M.B. Dobson.
status:
Permanent collection

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