VI Systems GmbH (VIS) develops, produces, characterizes, and markets energy-efficient optoelectronic components (vertical cavity surface-emitting lasers, photodetectors, and associated assemblies) for ultrafast data transmission with target speeds of 400 Gbps per channel over single-. VI Systems GmbH (VIS) develops, produces, characterizes, and markets energy-efficient optoelectronic components (vertical cavity surface-emitting lasers, photodetectors, and associated assemblies) for ultrafast data transmission with target speeds of 400 Gbps per channel over single-. For over 30 years, lasers have been our home. IMM Photonics provides customized optical and optoelectronic components tailored to customer needs. Our optical expertise for your success. The precision of our. Domiciled at the prestigious science hub of Berlin Adlershof, AEMtec GmbH specialises in the development, industrialization and manufacture of complex micro- and optoelectronic modules and even complete systems. As an established B2B company for complex and reliable solutions in the field of. Expertise in optical measurement technology and network measurement technology. Our special strength lies in the interaction of the availability of standard products, the high flexibility and the application-oriented implementation of.