{HEAD ~ The object} of the present invention is to provide {TAIL ~ a forgery proof and copying proof diffraction structure} which by virtue of a high spatial frequency has a clearly recognizable pattern 
is to provide
{ HEAD ~ The object } of the present invention is to provide { TAIL ~ a forgery proof and copying proof diffraction structure } which by virtue of a high spatial frequency has a clearly recognizable pattern
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH