Delta Optical Thin Film A/S is a world-leading manufacturer of optical thin film coatings with more than fifty years of experience. In the 1960s, Delta Optical Thin Film A/S pioneered optical monitoring techniques to control deposition.With its unique and advanced optimisation software to match customers' particular optical specifications, Delta Optical Thin Film A/S ensures a fast and efficient design process. Advanced optical coatingsIn the early 1990s Delta Optical Thin Film A/S pioneered computer controlled optical monitoring and automatic deposition of advanced optical coatings, helping the world's leading manufacturers of analytical instruments in setting new standards.Already in 2005, Delta Optical Thin Film A/S successfully managed to produce optical filters with the Ultra-Hard-Coated technology. Delta Optical Thin Film A/S has then led the way towards an ever increasing complexity and performance of optical filters.Our product range comprises: Fluorescence Filter SetsContinuously Variable FiltersBandpass Filters: Single or Multiband, Laserline, BroadbandDichroic BeamsplittersMultiedge Dichroic BeamsplittersPolarisation BeamsplittersAOI Tolerant Dichroic BeamsplittersEdge Filters: Long Wave Pass or Short Wave PassSMART Coatings: Multifunctional FiltersOur filters are found in many applications:Hyperspectral Imaging Fluorescence microscopySpectroscopyWavelength selectorsHigh-performance monochromatorsBiomedical laser systemsPoint of Care (PoC) instrumentsImage transferring systemsColour separation systemsOptical coherence tomography