Security element having reflective elementary structures.

The present invention relates to a security element comprising: - an adhesive, - a reflecting optical structure comprising at least one elementary reflecting optical structure having a non-planar reflective surface having an image of a pattern in at least one direction of observation of security element, or comprising at least two elementary reflecting optical structures (9a, 9b) of different types, including at least one of which is arranged to create a light spot image of one light source of the observation element of security.