Plan Optik AG manufactures and sells structured wafers in Germany. It offers glass wafers comprising borosilicate, quartz, fused silica, alkaline free, and silicon-on-glass wafers; carriers and tools, such as chemical release, thermal release, laser release, and mechanical release carrier, as well as adapter wafer and handling tools; packaging wafers, including through hole wafers, cavity wafers, trenched wafers, customized cap solutions, and wafers with structured SI-layers; interposers, which include glass interposers, SI interposers, through glass vias, and redistribution layers; and microfluidics, including micro reactors, fluidic chips, flow chemistry sets, and sensors.