Lichtleitkabel(non-coherent fibre bundle in which the individual fibres are not oriented, i.e. they need not be located in an orderly pattern duplicated at each end)
Lichtleitbündel(fibre optic bundle in which the individual fibres are not oriented, i.e. they need not be located in an orderly pattern duplicated at each end; used for transmitting light from a source to some area under investigation)
ungeordnetes Faserbündel(an assembly of randomly positioned fibres, i.e. they need not be located in an orderly pattern duplicated at each end; used for transmitting light from a source to some area under investigation)