4Deep

4Deep is a develops patented holographic technology

4Deep inwater imaging is a privately owned, Halifax-based ocean technology firm specializing in the design, production and sale of submersible microscopes. These devices are used to monitor water quality in real-time and are based upon the principle of digital in-line holography. Applications include monitoring and quantifying oil in water, harmful algae monitoring, ship bilge and ballast tanks, oceanographic research, aquaculture and algae-biofuel production.