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UPDATED 1 Sept: The EI library in London is temporarily closed to the public, as a precautionary measure in light of the ongoing COVID-19 situation. The Knowledge Service will still be answering email queries via email , or via live chats during working hours (09:15-17:00 GMT). Our e-library is always open for members here: eLibrary , for full-text access to over 200 e-books and millions of articles. Thank you for your patience.
Hand-held sonar displays near photographic images. E. Belcher. Sea Technol., December 1998, 39(12), 19--21, 23.
Details are given of a small imaging sonar that allows the diver or ROV operator to visualize objects underwater despite zero-visibility. The specifications, acoustic lens technology and acoustic flashlight are described.
Abstract details
Journal title: Sea Technology
Subjects: Measurement, testing and control, Oil and gas, Oil, Primary energy production, ROVs
