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Measurement of Thickness of Thin Oil Films on Water Surface Using Second Derivative of Reflection Factor

Authors: Belov M.L., Gorodnichev V.A., Kozintsev V.I., Fedotov Yu.V. Published: 02.03.2014
Published in issue: #2(75)/2009  
DOI:

 
Category: Laser and opto-electronic systems  
Keywords:

A method of measurement of the oil product film thickness on the water surface is developed, which is based on determination of the second derivative of the reflection factor. The method allows measuring the thickness of thin (from some tenths of micrometer to 5 ^m) oil product films on the water surface within an error no more than 20%.