Technology of the DEEPSEA CHALLENGE Expedition

Ocean News & Technology August 2014 The hadal submersible DEEPSEA CHALLENGER is photographed in the darkness at 850m off Ulithi Atoll, FSM, March 2012. Photo by Larry Herbst. The cover photo and one on the inside on page 50, were taken through an optically enhanced VITROVEX sphere rated to 12.000m water depth.

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