Dust-in-liquid Opacity Meter, 1971-1980

Dust-in-liquid opacity meter

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Dust-in-liquid opacity meter
Science Museum Group
© The Board of Trustees of the Science Museum

Dust-in-liquid opacity meter, used with British Standard directional dust deposit gauges, unsigned, British, 1971-1980. Used at the Transport Research Laboratory based in Crowthorne, near Wokingham, Berkshire.

Details

Category:
Environmental Science & Technology
Object Number:
1997-1805
Materials:
metal (unknown), plastic (unidentified), copper (metal) and electronic components
Measurements:
overall: 235 mm x 285 mm x 245 mm, 4.545kg
type:
meter
credit:
Transport Research Laboratories Limited