Neptune MM2 Submarine Concept by Vil Tsimenzin. While designing a submarine, a great deal of factors need to be taken under consideration. Designed with totally dry sealed cabin, Neptune MM2 is a two-seater sport micro submersible. Neptune MM2 can reach a new dive depth of 750ft, with full life support. It consists of a highly secured along with monitored environment, with powerful oxygen refill system as well as CO2 scrubbing. To support maximum maneuverability, this particular vessel uses a nose probe guided dive as well as rise action. Powered by A couple of large multi-axis thruster power, Neptune MM2 can obtain speed of 12 knots beneath the water. Balance is controlled by a new state of the art comprehensive onboard, multi point exterior pressure analysis and adjustment application, which constantly re-adjusts to aquatic action conditions using the thrusters along with the large dual section steering tailfin.