Turbid water displacement viewer for vidio and the like

Details Turbid water displacement viewer for vidio and the like Turbid water displacement viewer for vidio and the like

1994-01-31

1997-10-14

Metjahic, Safet

Photography

Underwater, waterproof, or water-resistant camera

Having illumination device

396 29, 348 81, 348375, 441135, B63C 1100, G03B 1708

Patent

active

056780915

ABSTRACT:
A viewer and system for observing under water objects where conditions are turbid, characterized by a chamber open at one end adapted to interface with a field of view and closed by a window at the other viewing end where clear water is pumped into the chamber and displaces turbid waters therefrom, for high resolution viewing, ocularly or by objective camera lenses and with remote video monitoring, and providing a work chamber.

REFERENCES:
patent: 2396267 (1946-03-01), Johnson
patent: 3482903 (1969-12-01), Thomas et al.
patent: 3565516 (1971-02-01), Thomas et al.
patent: 3596582 (1971-08-01), Sayer
patent: 3838434 (1974-09-01), Hughes et al.
patent: 4176701 (1979-12-01), Welgan
patent: 4465468 (1984-08-01), Deacy
patent: 4536789 (1985-08-01), Bains
patent: 4965601 (1990-10-01), Canty
patent: 5369455 (1994-11-01), Mayer

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