Koninkliike Philips N.v.

Arnold Johannes Martinus Jozeph Ras

Babu Varghese

Walter Hermans

Cornelis Willem Hameetman

The invention provides a system () comprising a sensor () for measuring a skin parameter, the sensor () comprising a plurality of spatially separated light sources () configured to provide light source light (), and one or more detectors () configured at a first distance (d) from each of the light sources (), wherein the first distance (d) is selected from the range of 5-80 mm, wherein the sensor () is configured to provide the light source light () with optical axes (OL) under an angle (a) relative to an optical axis (O) of the one or more detectors () selected from the range of 10-80&#xb0;, wherein the sensor () comprises at least three light sources (), wherein the light sources () are configured to provide unpolarized light source light (), wherein the system () further comprises an analysis system () wherein the analysis system () is configured to generate a corresponding skin sensor value on the basis of a detector response of the one or more detectors () at one or more wavelengths selected from a spectral range of 350-780 nm.

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Mierlo, Netherlands

Arnold Johannes Martinus Jozeph Ras