Abstract:
A method, apparatus and computer program, wherein the method comprises: illuminating a portion of skin of a user; detecting light scattered by the illuminated portion of skin and using the detected light to identify locations of biometric features within the illuminated portion of skin; and configuring a light source to selectively illuminate identified locations of biometric features.
Abstract:
An apparatus comprising: one or more conductive paths for transporting charge carriers; and measurand-responsive material, wherein the measurand-responsive material is configured to respond to a measurand and form an active electrode, where sufficient measurand is present, the formed active electrode interconnecting to at least one of the one or more conductive paths.