Device, consisting of optical scanning subsystem, two light detectors with associated amolifiers, analog divider, and adjustable nonlinear function generator, directly determines surface area, absolute depth, and point-to-point distance of three-dimensional object without physical contact with surface under observation.
Optical profilometer
NASA Tech Briefs ; 1 , 3
01.01.1977
Sonstige
Keine Angabe
Englisch
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