Abstract: The invention relates to an apparatus for recording on a black & white photographic film information representing a pattern of coloured light, wherein the apparatus comprises at least a housing with an opening through which, during use, the coloured light enters the housing, wherein the housing comprises within the housing a substantially plane-like position which is, during use, occupied by the black & white film, wherein the apparatus further comprises a mask positioned in a light path extending from the opening to the plane-like position, wherein the mask comprises at least one set of colourfilters, wherein each set comprises at least two colourfilters having different predetermined wavelength transmission characteristics. The invention also relates to a method for recording on a black & white photographic film information representing a pattern of coloured light.

Abstract: The invention relates to pressure sensitive adhesive compositions to be used in contact with the skin without causing contact eczema and allergies. Such a composition comprises an acrylic ester adhesive, at least one cross-linking agent such as tetrahydro-4H-1,3,5-oxadiazine-4-one or 5-alkyl-tetrahydro-s-triazine-2(1H)-one or -thione of the type specified below, and a catalyst.