Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Floating or underwater type
Patent
1996-11-18
1998-06-16
Mai, Huy
Optics: eye examining, vision testing and correcting
Spectacles and eyeglasses
Floating or underwater type
351158, 362177, G02C 100
Patent
active
057679320
ABSTRACT:
An underwater diver's combination mask and lighting assembly includes a face-plate, a frame, an interface, a lighting assembly and an electrical source. The face-plate is inserted in the frame which has a first side and a second side. The interface is inserted between the frame and the face of the underwater diver. The lighting assembly is mechanically coupled to the frame. The electrical source is electrically coupled to the lighting assembly.
REFERENCES:
patent: 3010108 (1961-11-01), Sachs
patent: 4638410 (1987-01-01), Barker
patent: 4734834 (1988-03-01), Petzl et al.
patent: 4870550 (1989-09-01), Uke
Johansen W. Edward
Mai Huy
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