Apparatus for such a loose, numerical evaluation of the ink or by means of a color vera end of an object of the bore-hole

摘要

Apparatus for the fallen, 1984, of a color or of a color change. / p & & p & this apparatus comprises the application and a photo - receiver associated with an optical fiber whose end moved header is substantially perpendicular to the object in the direction of that - latter, a circuit for the detection noting the maximum value of the signal supplied by the phoro - receiver and a display device giving the measurement of the voltage supplied by the detection circuit. / p & & p & which can be used for the study of the color of the skin.