CHROMA

Accessories for apparatus and instruments in the fields of microscopy, fluorescence microscopy, astronomy, flow cytometry, and optics, namely, optical filters, neutral density filters, absorption glass filters, diffusion glass filters, glass microscope slides, microscope component parts, namely, filter cubes, retaining rings, and dichroic mirrors

Printed educational materials in the fields of fluorescence microscopy, optics, and optical filters

Product engineering and scientific research and development of accessories in the fields of microscopy, fluorescence microscopy, flow cytometry, and optics, namely, optical filters, optical interference filters, neutral density filters, absorption glass filters, diffusion glass filters, glass microscope slides, microscope component parts, namely, filter cubes, retaining rings, and dichroic mirrors; design for others in the field of optical interference filters