Holder for two-dimensional image.

摘要

A holder (24) is disclosed for positioning at least one sheetlike image (23) wherein said holder (24) comprises several layers assembled one to the other by adhesive joints and wherein at least the uppermost of said layers has at least one slot (46) for introducing said image (23) and at least one opening (48) for exposing (21) said image (23) and wherein said image (23) is flattened in order to avoid Newtonian rings.